established · 1.2

Attachments

Score 29.0 / 100 93 providers 97 APIs Search apis.io →
Variants seen in the corpus: Attachmentsattachments

Providers using this tag (93)

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Exemplar 6 Complete, well-documented, and agent-ready
Zoho CRMCRMSalesMarketing AutomationLead Management106 APIs74.1Commerce LayerHeadless CommerceComposable CommerceAPI-FirstE-Commerce148 APIs72.4ButtondownAnalyticsAutomationsEmailMarkdown30 APIs71.58x8TelecommunicationsUnited StatesCPaaSUCaaS36 APIs67.1AsanaCollaborationProductivityProject ManagementProject55 APIs66.5Microsoft OutlookCalendarContactsEmailEnterprise4 APIs66.5
Strong 22 Solid coverage with minor gaps
FactsetFinancialFinancial DataInvestment AnalyticsMarket Data460 APIs64.8ServiceNowAutomationCloud ServicesDigital WorkflowsEnterprise Platform63 APIs64.8Bentley SystemsInfrastructure EngineeringDigital TwinBIMCAD87 APIs64.1ConfluenceCollaborationContent ManagementDocumentationKnowledge Base66 APIs63.7Palo Alto NetworksCloud SecurityCybersecurityFirewallNetwork Security741 APIs63.7OptumCompanyHealthcareHealth InsuranceClaims9 APIs63.4TebraHealthcarePractice ManagementEHRMedical Billing9 APIs62.2GetAcceptCompanyCloudSales EnablementElectronic Signature12 APIs61.1TricentisCompanyTestingTest AutomationQuality Engineering102 APIs61.0FieldwireConstructionConstruction TechnologyConTechField Management29 APIs59.1JasperCompanyAi MlArtificial IntelligenceContent Generation1 API58.5Azure DevOpsAgileCI/CDDevOpsProject Management62 APIs58.3ZendeskChatCRMHelp CenterSell150 APIs58.1Microsoft ExchangeCalendarCollaborationContactsEmail20 APIs57.2DatadogAnalyticsDashboardsMonitoringPlatform290 APIs57.1Vic.aiCompanyFintechAccounts PayableInvoicing33 APIs56.7SupaglueCRMHRISUnified-APIOpen-Source40 APIs56.3ApideckIntegrationUnified-API54 APIs55.9UpFinancialBanksOpen BankingCDR14 APIs55.5AtlassianCodeCollaborationPlatformProductivity359 APIs54.7TenableCompanyEnterpriseCybersecurityVulnerability Management107 APIs54.7SolvimonCompanyFintechBillingPayments64 APIs54.3
Developing 33 Usable, with meaningful gaps to close
ServiceTitanField Service ManagementTradesHVACPlumbing55 APIs53.5ToolhouseAgent InfrastructureAI AgentsAI WorkersBackend-as-a-Service8 APIs52.1HR PartnerHRHRISHuman ResourcesEmployee Records31 APIs51.7NocoDBDatabaseNo-CodeLow-CodeAirtable Alternative9 APIs51.5AscendCompanyFintechInsuranceInsurtech23 APIs50.3SkeduloCompanyEnterpriseSchedulingField Service Management67 APIs49.9DealHubCompanyCPQQuote-to-CashContract Lifecycle Management11 APIs49.8OpenGovGovernmentGovTechPublic SectorPermitting102 APIs49.7CometCompanyAi Enterprise SoftwareLLM ObservabilityLLMOps42 APIs49.0LangdockCompanyArtificial IntelligenceEnterprise AILLM15 APIs48.7PuzzleCompanyAccountingFinancialBookkeeping22 APIs48.4Help ScoutCustomer-SupportHelp DeskEmailLive Chat25 APIs48.3OpikLLMEvaluationObservabilityTracing39 APIs48.2FlowiseAgentsAgent WorkflowsArtificial IntelligenceLarge Language Models13 APIs47.5CrossEngageCompanyCustomer Data PlatformMarketingCustomer Engagement6 APIs46.7Process StreetCompanyProductivityWorkflowsWorkflow-Automation28 APIs46.4GristSpreadsheetDatabaseCollaborationNo-Code17 APIs46.1CenevoCompanyLab AutomationLaboratory InformaticsElectronic Lab Notebook75 APIs45.8ServiceChannelCompanyServicesFacilities ManagementWork Orders66 APIs45.5WegalvanizeCompanyGovernanceRiskCompliance69 APIs45.5GoogleAdvertisingCloudDevelopersGoogle125 APIs45.2MonzoCompanyBankingFintechFinancial-Services1 API43.0OutlineKnowledge BaseWikiDocumentsCollaboration18 APIs42.7Rapid7SecurityVulnerability ManagementSIEMXDR50 APIs42.7Kno2Healthcare InteroperabilityClinical RecordsHealth Information ExchangeDirect Secure Messaging7 APIs42.4ElementumCompanyArtificial IntelligenceAutomationWorkflows18 APIs42.2Scout RFP (Workday Strategic Sourcing)CompanyEnterpriseProcurementStrategic Sourcing46 APIs42.0SkydioAutonomous SystemsDefenseDronesEnterprise7 APIs41.1Cognition AIAutonomous AgentsAI Software EngineerCoding AgentsDeveloper Productivity8 APIs41.0SignalEncryptionMessagingSecurityCryptography14 APIs41.0Bendigo and Adelaide BankFinancialBanksOpen BankingCDR14 APIs40.8Cognition LabsArtificial IntelligenceAI AgentAutonomous CodingSoftware Engineering9 APIs40.4FrontCustomer-SupportEmailInboxCustomer Operations39 APIs39.6
Thin 26 Limited public surface area
ServiceM8Field ServiceJob ManagementTradesScheduling11 APIs37.7LabguruElectronic Lab NotebookELNLIMSLaboratory Information Management69 APIs37.5ContractbookContract ManagementCLMContract LifecycleLegal7 APIs37.1Science ExchangeCompanyLife SciencesResearch and DevelopmentScientific Services23 APIs36.5SmartlingLocalizationTranslationTMSLinguisticAI19 APIs35.8linear3 APIs35.6OpenProjectAgileGanttOpen-SourceProject Management62 APIs35.6ScriveE-SignatureElectronic SigningDigital IdentityeID8 APIs35.5BanQuSupply ChainTraceabilitySustainabilityESG25 APIs35.3GrooveCustomer-SupportHelp DeskShared InboxKnowledge Base12 APIs35.2CORCompanyAgency ManagementProject ManagementTime Tracking27 APIs34.8TolokaData LabelingCrowdsourcingHuman-in-the-LoopTraining Data12 APIs34.7WildApricotMembership ManagementAssociationsNon-ProfitEvent29 APIs34.5MedigoCompanyConsumerHealthcareInsurance6 APIs34.0Microsoft Bot FrameworkBotsConversational AIMessagingBot Framework6 APIs33.5eToroSocial TradingCopy TradingInvestingMarket Data29 APIs33.4Mark43CompanyPublic SafetyLaw EnforcementRecords Management15 APIs31.0SysAidITSMHelp DeskAsset ManagementTicketing17 APIs31.0Scout RFPProcurementSourcingRFPSupply Chain16 APIs30.9ZuoraBillingFinancePaymentsSubscription80 APIs30.9Aha.ioProduct ManagementRoadmappingIdea ManagementProduct Development59 APIs30.4HawkSoftInsuranceAgency Management SystemAMSInsurtech5 APIs29.6Kanban ToolAgileBoardsKanbanProject Management12 APIs29.5FINOSFinancial-ServicesFintechLinux FoundationOpen-Source34 APIs28.1Booking HoldingsAccommodationsAirlinesCar RentalsHospitality9 APIs27.1LinkSquaresContract ManagementContract Lifecycle ManagementCLMContracts6 APIs26.8
Emerging 6 Early or largely undocumented
RedmineProject ManagementIssue TrackingOpen-SourceRuby on Rails18 APIs26.0SmartSimpleGrants ManagementResearch AdministrationCSRFunding7 APIs25.0BookStackWikiDocumentationKnowledge BaseSelf-Hosted1 API22.6Applied SystemsInsuranceInsurtechAgency ManagementApplied Epic5 APIs20.5Amazon Web ServicesAmazonCloudNetworkIndex1804 APIs16.7FluxxGrants ManagementGrantmakingNon-ProfitPhilanthropy4 APIs11.2

APIs with this tag (97)

Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →

Exemplar 6 Complete, well-documented, and agent-ready
Zoho CRM AttachmentsAttachments. Published by Zoho in its first-party OpenAPI 3.1.0 repository github.com/zoho/crm-oas; 4 opera...74.1Commerce Layer attachments APIresource type72.4Buttondown Attachments APIThe Attachments API from Buttondown — 4 operation(s) covering files attached to emails and inbox replies.71.5Contact Center Chat Gateway8x8 Contact Center Chat Gateway API for bridging external chat channels into 8x8 Contact Center conversations.67.1Asana Attachments APIThe Asana Attachments API allows developers to interact with and manage file attachments within the Asana p...66.5Microsoft Outlook Attachments APIOperations on message attachments66.5
Strong 26 Solid coverage with minor gaps
Factset Attachments APIThe Attachments API from Factset — 10 operation(s) for attachments.64.8ServiceNow Attachments APIOperations for uploading, retrieving, listing, and deleting file attachments on ServiceNow records.64.8ServiceNow CSM Attachment APIThe ServiceNow CSM Attachment API provides REST endpoints for uploading and managing file attachments on Cu...64.8Bentley Systems Attachments APIAttachments resources for the iTwin Forms API.64.1Confluence Content Attachments APIUpload, retrieve, update, and delete file attachments on Confluence content.63.7Confluence V2 Attachment APIManage file attachments on content using the Confluence Cloud REST API v2.63.7Palo Alto Networks Attachments APIEmail attachment retrieval operations.63.7Optum Medical Network Eligibility and Claims APIRESTful JSON and native X12 EDI (270/271, 837P/837I, 276/277, 835) healthcare transaction APIs for real-tim...63.4Optum Real for Dental APIReal-time dental data exchange APIs for pre-care eligibility and eligibility intelligence, pre-care cost es...63.4Tebra Documents APIBinary clinical summary documents (e.g. C-CDA). Base host (api.tebra.com) matches the Oct 2023 "General API...62.2GetAccept Attachments APIYou can upload an attachment and reuse it in many documents.61.1Tricentis Attachments APIThe Attachments API from Tricentis — 4 operation(s) for attachments.61.0Fieldwire Attachments and Media APIUpload, manage, and markup attachments — photos, videos, PDFs, spec sheets — using a two-step flow that ret...59.1Jasper APIThe Jasper API brings generative AI into your platform — generate on-brand content via commands and templat...58.5Azure DevOps Attachments APIOperations for work item attachments58.3Zendesk Attachments APIThe Attachments API from Zendesk — 4 operation(s) for attachments.58.1Zendesk Help Center Article Attachments APIThe Zendesk Help Center Article Attachments API lets you manage file attachments associated with Help Cente...58.1Microsoft Exchange Attachments APIOperations for managing message attachments57.2Datadog Attachments APIThe Attachments API from Datadog — 1 operation(s) for attachments.57.1Vic.ai Attachments APIAttachments are original invoice documents that can be processed by Vic.ai. ## Supported content types - `a...56.7Supaglue Attachments APIThe Attachment object is used to represent an attachment for a ticket.56.3Apideck Attachments APIAn Attachment represents a file linked to an accounting document, including file name, URL, content type, a...55.9Up Attachments APIAttachments represent uploaded files that are attached to transactions, these are commonly receipts.55.5Atlassian Attachments APIThe Attachments API from Atlassian — 6 operation(s) for attachments.54.7Tenable Attachments APIWith the Attachments API, you can download auxiliary files generated by plugins during a scan. These attach...54.7Solvimon attachments APIThe attachments API from Solvimon — 2 operation(s) for attachments.54.3
Developing 33 Usable, with meaningful gaps to close
ServiceTitan Attachments APIThe Attachments API from ServiceTitan — 1 operation(s) for attachments.53.5Toolhouse Workers APIThe Toolhouse Workers API (historically the "Agents API") enables HTTP execution of any deployed Toolhouse ...52.1HR Partner Attachments APIRead attachments stored against any HR Partner module.51.7NocoDB Attachments APIFile attachment operations51.5Ascend Attachments APIRepresents a file that is associated with a program.50.3Skedulo Attachments APIThe Attachments API from Skedulo — 2 operation(s) for attachments.49.9DealHub Subskribe APIThe subscription management, usage-based billing and revenue recognition API DealHub acquired with Subskrib...49.8OpenGov Attachments APIThe Attachments API from OpenGov — 5 operation(s) for attachments.49.7Comet Attachments APIAttachments related resources49.0Langdock Attachments APIThe Attachments API from Langdock — 2 operation(s) for attachments.48.7Puzzle Attachments APIThe Attachments API from Puzzle — 1 operation(s) for attachments.48.4Help Scout Attachments APIUpload and download attachment data for conversation threads.48.3Opik Attachments APIAttachments related resources48.2Flowise attachments APIThe attachments API from Flowise — 1 operation(s) for attachments.47.5CrossEngage File Attachments APISingle-operation API for uploading files to be attached to messages sent through stories or campaigns. A pa...46.7Process Street Attachments APIAn attachment is a file uploaded to a task within a workflow run. Use these endpoints to list, upload, and ...46.4Grist attachments APIDocuments may include attached files. Data records can refer to these using a column of type `Attachments`.46.1Cenevo Attachments APIThe Attachments API from Cenevo — 2 operation(s) for attachments.45.8ServiceChannel Attachments APIThe Attachments API from ServiceChannel — 28 operation(s) for attachments.45.5Wegalvanize Attachments APIAttachments are supporting files linked to Controls and Control Tests.45.5Google Attachments APIOperations related to Attachments45.2Monzo APIThe Monzo API is a REST interface over a user's Monzo account. It exposes accounts, balance, savings pots (...43.0Outline Attachments API`Attachments` represent a file uploaded to cloud storage. They are created before the upload happens from t...42.7Rapid7 Attachments APIAn API used to upload, list, download and delete attachments. For example, the create API can be used to up...42.7Kno2 Attachments APIUpload, retrieve, and mark clinical document attachments.42.4Elementum Attachments APIManage the attachments of a record42.2Scout RFP (Workday Strategic Sourcing) attachments APIUse the attachments API to create, update, and delete the attachments in Workday Strategic Sourcing. ## Wor...42.0Skydio Attachment ICDMechanical, electrical, and power interface specification for building custom attachments and payloads for ...41.1Cognition AI Attachments APIOperations for file uploads41.0Signal Attachments APIAttachment handling endpoints for uploading and downloading media files associated with messages.41.0Bendigo and Adelaide Bank Attachments APIAttachments represent uploaded files that are attached to transactions, these are commonly receipts.40.8Cognition Labs Attachments APIUpload and download files for Devin to work with.40.4Front Attachments APIThe Attachments API from Front — 4 operation(s) for attachments.39.6
Thin 26 Limited public surface area
ServiceM8 Attachments APIFiles linked to jobs - photos, PDFs, signed documents.37.7Labguru Attachments APIThe Attachments API from Labguru — 2 operation(s) for attachments.37.5Contractbook Attachments APIThe Attachments API from Contractbook — 1 operation(s) for attachments.37.1Science Exchange attachments APIAttachments resource.36.5Smartling Attachments APIThe Attachments API allows for file attachment upload, download and checking linked attachments for an enti...35.8linear Attachments APIFile upload for issue and comment attachments35.6OpenProject Attachments APIAttachments are files that were uploaded to OpenProject. Each attachment belongs to a single container (e.g...35.6Scrive Attachments APIThe Attachments API from Scrive — 9 operation(s) for attachments.35.5BanQu Attachments APIThe Attachments API from BanQu — 1 operation(s) for attachments.35.3Groove Attachments APIThe Attachments API from Groove — 1 operation(s) for attachments.35.2COR Attachments APIThe Attachments API from COR — 1 operation(s) for attachments.34.8Toloka Attachments APIRetrieve files Tolokers attached to their assignments.34.7WildApricot Attachments APIThe Attachments API from WildApricot — 3 operation(s) for attachments.34.5Medigo attachments APIFile that contains content relevant to a medical inquiry34.0Microsoft Bot Framework Attachments APIThe Attachments API from Microsoft Bot Framework — 3 operation(s) for attachments.33.5eToro Attachments APIThe Attachments API from eToro — 1 operation(s) for attachments.33.4Mark43 Attachments APIThe Attachments API from Mark43 — 5 operation(s) for attachments.31.0SysAid Attachments APIThe Attachments API from SysAid — 2 operation(s) for attachments.31.0Attachments APIUpload and manage file attachments associated with sourcing events, contracts, and other procurement object...30.9Zuora Attachments APIUse attachments in Zuora to upload documents of various formats to associate additional information with ac...30.9Aha.io Attachments APIThe Attachments API from Aha.io — 7 operation(s) for attachments.30.4HawkSoft Attachments APIFile attachments on client records29.6Kanban Tool Attachments APIThe Attachments API from Kanban Tool — 2 operation(s) for attachments.29.5FINOS Attachments APIThe Attachments API from FINOS — 1 operation(s) for attachments.28.1Booking Holdings Attachments APIProvides endpoints for handling message attachments. Use these endpoints to upload and download images shared 27.1LinkSquares Attachments APIAdditional attachments on Analyze agreements (confirmed).26.8
Emerging 6 Early or largely undocumented
Redmine Attachments APIThe Attachments API from Redmine — 1 operation(s) for attachments.26.0SmartSimple SmartConnect Files APIDownload a single file, list the files on a record or field, and keyword-search across files using the Smar...25.0BookStack REST APIThe BookStack REST API provides programmatic access to manage the full content hierarchy of a BookStack ins...22.6Applied Epic Attachments APIManage documents across Epic workflows - retrieve active attachments on a client account, upload call recor...20.5Amazon Web Services Attachments APIThe Attachments API from Amazon Web Services — 4 operation(s) for attachments.16.7Fluxx Documents APIAccess to files and documents attached to grant records, exposed through Fluxx document models (such as Mod...11.2

Score breakdown

Frequency
64.1
log-scaled weighted occurrences
Breadth
2.5
spread across providers
Quality lift
55.6
mean composite of providers using it
Cohesion
8.2
strength of nearest seed neighbor

Related tags

Views 10 co-occurrences Comments 18 co-occurrences Records 11 co-occurrences Notes 11 co-occurrences Contacts 22 co-occurrences Folders 11 co-occurrences Knowledge Base 8 co-occurrences Versions 8 co-occurrences

Where this tag comes from

Api tag93
Provider tag1
Openapi tag72
Openapi op tag295

Cohort brief

Auto-generated

The 93 providers in the APIs.io catalog tagged Attachments, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.

Providers
93
all scored
Mean Kin Score
45.4
+24.7 vs catalog 20.7
Mean Agent Readiness
30
+20.3 vs catalog 9.7
Spread
11.2–74.1
median 45.5 · σ 13.4
How the 93 split by band
Exemplar 6Strong 22Developing 33Thin 26Emerging 6Minimal 0
Facet averages, against the whole catalog
FacetThis cohortCatalogDifferenceScored
Contract Quality 54.1 17.5 +36.6 93
Developer Ergonomics 43.2 17.9 +25.3 93
Operational Transparency 33.9 11.3 +22.6 93
Access Clarity 44.8 22.3 +22.5 93
Discoverability 72.8 60.4 +12.4 93
Contract Governance 15.3 6.4 +8.9 93

A facet is averaged over the members that carry it, not over the whole cohort — the “Scored” column is that count. Averaging an absent facet as zero would score our own coverage gaps as the providers’ posture.

What this cohort publishes
ArtifactThis cohortCatalogDifference
MCP server (any) 51% 16% +35
MCP server (first-party) 18% 7% +11
Agent Skills 0% 0% 0
OAuth scopes 35% 9% +26
Security 99% 88% +11
Arazzo workflows 13% 2% +11
Governance rules 39% 13% +26

mcp_pct counts any mcp/ artifact including ones API Evangelist derived from the provider OpenAPI; mcp_first_party_pct counts only servers the provider publishes. Prefer the latter.

Top by Kin Score
  1. 1 Zoho CRM 74.1
  2. 2 Commerce Layer 72.4
  3. 3 Buttondown 71.5
  4. 4 8x8 67.1
  5. 5 Asana 66.5
  6. 6 Microsoft Outlook 66.5
  7. 7 Factset 64.8
  8. 8 ServiceNow 64.8
  9. 9 Bentley Systems 64.1
  10. 10 Confluence 63.7
Top by Agent Readiness
  1. 1 OpenGov 63.1
  2. 2 Factset 52.8
  3. 3 Jasper 51.5
  4. 4 Up 50.5
  5. 5 Confluence 50
  6. 6 DealHub 46.9
  7. 7 Microsoft Outlook 46
  8. 8 Zoho CRM 45.6
  9. 9 Tricentis 44.6
  10. 10 Bendigo and Adelaide Bank 44.1
All 93 members of this roster resolve to a scored provider in the catalog.Generated from the catalog build of 25 August 2026, across 26891 providers, using the same computation served by the APIs.io cohort API. Briefs are published for rosters of 5 or more scored providers; below that a distribution is not meaningful.

Work with this as data

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MCP server

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Tools for tags

7 MCP tools reach this
  • find_tagsBrowse and filter every tag in the catalog.
  • get_cohortThis tag as a scored cohort — every provider carrying it, with scores.
  • cohort_statsPRO — the distribution across this tag: mean, median, band split, adoption rates.
  • cohort_rankingsPRO — the leaderboard, on composite AND agent-readiness axes.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools

Call it yourself

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This tag 
curl "https://apis.io/api/v1/tags/attachments"
All tags 
curl "https://apis.io/api/v1/tags?limit=25"
As a scored cohort 
curl "https://apis.io/api/v1/cohorts/tag/attachments"
The distribution (Pro) 
curl "https://apis.io/api/v1/cohorts/tag/attachments/stats" \
  -H "X-API-Key: $APIS_IO_KEY"

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