Work with this as data
Every API 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 apis
7 MCP tools reach this
find_apisBrowse and filter every API in the catalog.get_api_artifactsOne API's artifacts, grouped by type.get_openapiThe primary OpenAPI for this API.find_similar_apisAPIs that look like this one.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.
Call it yourself
curl for this page
This API
curl "https://apis.io/api/v1/apis/aifra-ru:aifra-ru-mcp-api"
All apis
curl "https://apis.io/api/v1/apis?limit=25"Calls without X-API-Key need no key. Calls with it need a paid plan — get a key.
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.
OpenAPI Specification
openapi: 3.2.0
info:
title: AIfra preview MCP API
version: 0.5.0-stage5
description: SaaS for prebuilt static ZIP previews with server-enforced 48-hour expiry. Availability is announced on the platform website. Production uses isolated per-preview origins; the server never builds or executes user code.
servers:
- url: '{apiOrigin}'
variables:
apiOrigin:
default: https://api.aifra.ru
tags:
- name: MCP
paths:
/mcp:
post:
summary: Stateless Streamable HTTP MCP
description: JSON-RPC via official MCP transport. tools/list is the authoritative input contract. Provider archive references and file parameter metadata are advertised only when provider downloads are configured; otherwise use files or archive_base64. Unknown mutation input fields are rejected. create/update/delete prepare only; the user must open approval_url. No management tokens or model-supplied source IPs. JSON body <=70 MiB; decoded ZIP <=50 MiB; inline static bytes <=1 MiB.
requestBody:
required: true
content:
application/json:
schema:
type: object
responses:
'200':
description: JSON-RPC response
'202':
description: Notification accepted
'400':
description: Invalid JSON-RPC
'403':
description: Foreign Origin/Host
'413':
description: Body too large
'429':
description: Capacity or rate limit
tags:
- MCP
operationId: postMcp
x-operation-id-source: derived
components:
securitySchemes:
managementToken:
type: http
scheme: bearer
bearerFormat: pmt_*
x-legal:
terms_path: /legal/terms/
privacy_path: /legal/privacy/
retention_path: /legal/retention/
abuse_path: /abuse/
path_origin: SITE_ORIGIN (platform website, not API or user-content origin)
terms_version: 2026-09-23-v3
acceptance: Explicit accept_terms on create/update; not personal-data consent
activation: TERMS_VERSION must match the reviewed document before public beta
x-technical-retention:
version: 2026-09-23-v3
remoteApprovalSeconds: 7200
remoteReceiptSeconds: 3600
rateLimitHours: 25
lifecycleDays: 30
adminAuditDays: 90
backupMaxHours: 48
supportAfterResolutionDays: 30
abuseAfterResolutionDays: 90
x-agent-workflow:
documentation_path: /docs/agent/
path_origin: SITE_ORIGIN, not the API or preview origin
input: Prebuilt browser-only static ZIP with index.html at archive root
acceptance: Obtain explicit terms acceptance before create/update
output: Return viewer url and expires_at; keep manage_token in private local state
retries: Do not blindly retry POST after an uncertain network result; creation has no idempotency key
discovery: Instruction files aid use; no unaided model selection rate is claimed
unavailable:
- server-side builds
- user backend execution
x-preview-constraints:
ttlHours: 48
activePreviewsPerIp: 3
uploadBytes: 52428800
extractedBytes: 52428800
activeBytesPerIp: 157286400
staticOnly: true
updateExtendsExpiry: false
x-remote-mcp:
endpoint: https://api.aifra.ru/mcp
publication: browser_confirmation_required
approval_ttl_seconds: 7200
receipt_retention_seconds: 3600
receipt_retention_starts: completion_or_approval_expiry
named_links: Optional browser-selected name on create; never reissued; random isolated asset origin is unchanged
management: Private browser key; never an MCP parameter or result