established · 0.0 capability schema

Functions

Score 26.1 / 100 8 providers +57 via APIs 65 APIs Search apis.io →
Variants seen in the corpus: Functionsfunctions

Providers using this tag (8)

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

Strong 1 Solid coverage with minor gaps
Developing 4 Usable, with meaningful gaps to close
Thin 2 Limited public surface area
Emerging 1 Early or largely undocumented

APIs with this tag (65)

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 10 Complete, well-documented, and agent-ready
Strong 13 Solid coverage with minor gaps
Developing 24 Usable, with meaningful gaps to close
Couchbase Functions APIEndpoints for creating, retrieving, updating, and deleting Eventing Functions.54.0Skai (Kenshoo) Functions APIThe Functions API from Skai (Kenshoo) — 1 operation(s) for functions.53.7Adobe I/O RuntimeA serverless computing platform built on Apache OpenWhisk that enables developers to deploy and execute cus...52.8Knative FunctionsKnative Functions enables developers to create, build, and deploy stateless, event-driven functions as Knat...49.9Braintrust Functions APIThe Functions API from Braintrust — 3 operation(s) for functions.49.7Braintrust Functions APIThe Functions API from Braintrust — 3 operation(s) for functions.49.7Scaleway Functions APIA function defines a procedure on how to change one element into another. The function remains static, whil...49.3Microsoft Windows 10 Functions APIThe Functions API from Microsoft Windows 10 — 2 operation(s) for functions.48.6Microsoft Excel Functions APIWorkbook function operations.48.2Cribl Functions APIRetrieve available processing functions that can be used within pipelines for data transformation.46.2Zoho Cliq Functions APIFunctions Module45.7Google Cloud Functions Functions APIOperations for managing cloud functions45.0Convex Functions APIExecute any deployed function by its identifier using the unified run endpoint, which accepts the function ...44.5segment Functions APIOperations for managing custom functions that transform or enrich data flowing through Segment.44.3OpenObserve Functions APIFunctions retrieval & management operations44.0Azure Stream Analytics Functions APIThe Functions API from Azure Stream Analytics — 1 operation(s) for functions.43.8Crossplane Functions APIFunctions are Crossplane packages that contain Composition Functions, which are OCI container images invoke...43.1Supabase Functions APIDeploy and manage Edge Functions for serverless compute at the edge.42.5Nhost Serverless Functions APIDeploy JavaScript and TypeScript serverless functions as HTTP API endpoints for webhooks, event triggers, a...42.3Fermyon Wasm FunctionsFermyon Wasm Functions is a multi-tenant, hosted, globally distributed engine for serverless functions runn...41.7Glia Functions APIGlia Functions is a serverless JavaScript runtime (workerd) inside the Glia platform, with REST endpoints f...41.0Amazon LambdaRun code without thinking about servers or clusters.40.8Cognite Functions APIFunctions enables Python code to be hosted and executed in the cloud, on demand or by using a schedule. Exe...39.9Microsoft Excel (Advanced) Functions APIWorkbook function calls39.5
Thin 12 Limited public surface area
Emerging 5 Early or largely undocumented
Unrated 1 Not yet scored

Companies reaching this through an API (57)

These companies publish an API, specification or operation carrying “Functions” but do not classify their business under it. Listed unranked and kept out of the count above, because one tagged operation is not a statement about what a company does.

ACI.dev Adobe Creative Cloud Adobe Suite Amazon AppSync Amazon CloudFront Amazon Web Services Amazon Web Services (AWS) Amigo Apache Geode Apache Pulsar Appwrite AWS Lambda Azure Stream Analytics Bem Blaxel Braintrust CloudFront Cognite Couchbase Cribl Crossplane Databricks Descartes Labs Digital Ocean Fusebit Glia HubSpot Inngest Integry Knative LivePerson Microsoft Azure Microsoft Azure Functions Microsoft Excel Microsoft Excel (Advanced) Microsoft Windows 10 Modal Modal Moodle Nhost Open Geospatial Consortium (OGC) OpenObserve Oracle Oracle Cloud Infrastructure Power Query Primitive Scaleway Seekr Shopify Sieve
Show all 57 companies ↓

Score breakdown

Frequency
58.5
log-scaled weighted occurrences
Breadth
0.2
spread across providers
Quality lift
46.0
mean composite of providers using it
Cohesion
15.1
strength of nearest seed neighbor

Related tags

Serverless 28 co-occurrences Compute 14 co-occurrences Function-as-a-Service 5 co-occurrences Extensions 10 co-occurrences Event-Driven 8 co-occurrences Namespaces 6 co-occurrences Volumes 6 co-occurrences Triggers 6 co-occurrences

Where this tag comes from

Api tag62
Provider tag8
Openapi tag41
Openapi op tag171

Work with this as data

Every tag here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

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

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

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

A second provider on the same verified email joins the account you already have.