aid: datacircle
name: Datacircle
image: https://datacircle.dev/og-co-op.jpg
description: 'Datacircle is a B2B data co-op API: customers send the original request of a supported data provider (currently the Up2Data, HarvestAPI
  and Fetchin LinkedIn profile APIs) to api.datacircle.dev with a Datacircle key at the provider''s own price with no markup, and receive a daily
  flat file of pooled co-op data. It also ships a remote MCP server at api.datacircle.dev/mcp.'
url: https://raw.githubusercontent.com/api-evangelist/datacircle/refs/heads/main/apis.yml
x-type: company
x-source: harvest:new-submission
x-tier: profiled
x-tier-reason: enrichment pass 2026-10-09 (local-v5; was harvest)
specificationVersion: '0.20'
created: '2026-10-09'
modified: '2026-10-11'
tags:
- Company
- B2B Data
- Data Enrichment
- LinkedIn
- Profiles
- MCP
- Data Co-op
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: AgenticAccess
  url: agentic-access/datacircle-agentic-access.yml
- type: RateLimits
  url: rate-limits/datacircle-rate-limits.yml
- type: Plans
  url: plans/datacircle-plans-pricing.yml
- type: Spectral
  url: rules/datacircle-rules.yml
- type: JSONLD
  url: json-ld/datacircle-context.jsonld
- type: Vocabulary
  url: vocabulary/datacircle-vocabulary.yml
- type: DataModel
  url: data-model/datacircle-data-model.yml
- type: ErrorCatalog
  url: errors/datacircle-problem-types.yml
- type: Conformance
  url: conformance/datacircle-conformance.yml
- type: LLMsTxt
  url: llms/datacircle-llms.txt
- type: AgentCard
  url: a2a/datacircle-a2a.yml
- type: ToolCrosswalk
  url: mcp/datacircle-tool-crosswalk.yml
- type: MCPServer
  url: mcp/datacircle-mcp.yml
- type: WellKnown
  url: well-known/datacircle-well-known.yml
- type: Hosts
  url: hosts/datacircle-hosts.yml
- type: Vendors
  url: vendors/datacircle-vendors.yml
- type: Authentication
  url: authentication/datacircle-authentication.yml
- type: DomainSecurity
  url: security/datacircle-domain-security.yml
- type: Website
  url: https://datacircle.dev
- type: Documentation
  url: https://docs.datacircle.dev/
- type: GettingStarted
  url: https://docs.datacircle.dev/quickstart
- type: Blog
  url: https://datacircle.dev/blog
- type: GitHubOrganization
  url: https://github.com/waynehamadi/datacircle
- type: Login
  url: https://datacircle.dev/login
- type: Pricing
  url: https://datacircle.dev/pricing
- type: TermsOfService
  url: https://datacircle.dev/terms
- type: LinkedIn
  url: https://www.linkedin.com/company/datacircle-org
- type: X
  url: https://x.com/datacircle_dev
- type: PrivacyPolicy
  url: https://datacircle.dev/privacy
- type: Support
  url: https://datacircle.dev/support
- type: APIReference
  url: https://docs.datacircle.dev/api-reference/datacircle/reset-your-api-key
apis:
- aid: datacircle:datacircle-mcp
  name: Datacircle MCP Server
  description: Remote Streamable HTTP MCP server exposing five tools that each wrap one Datacircle REST call; OAuth sign-in or API key.
  humanURL: https://docs.datacircle.dev/mcp-server
  baseURL: https://api.datacircle.dev/mcp
  tags:
  - MCP
  properties:
  - type: Documentation
    url: https://docs.datacircle.dev/mcp-server
- aid: datacircle:datacircle-datacircle-api
  name: Datacircle Datacircle API
  description: 'Your Datacircle account: balance, adding funds, files, API key.'
  humanURL: https://docs.datacircle.dev
  baseURL: https://api.datacircle.dev
  tags:
  - Datacircle
  properties:
  - type: OpenAPI
    url: openapi/datacircle-datacircle-api-openapi.yml
  - type: Documentation
    url: https://docs.datacircle.dev/
  - type: JSONSchema
    url: json-schema/datacircle-harvest-api-profile-response-schema.json
  - type: JSONSchema
    url: json-schema/datacircle-file-schema.json
  - type: JSONSchema
    url: json-schema/datacircle-balance-schema.json
  - type: JSONSchema
    url: json-schema/datacircle-up2-data-enrich-response-schema.json
- aid: datacircle:datacircle-harvestapi-api
  name: Datacircle Harvest API
  description: 'LinkedIn Profile API: HarvestAPI''s own request, sent to api.datacircle.dev with your Datacircle key and `X-Data-Provider: harvestapi`.'
  humanURL: https://docs.datacircle.dev
  baseURL: https://api.datacircle.dev
  tags:
  - HarvestAPI
  properties:
  - type: OpenAPI
    url: openapi/datacircle-harvestapi-api-openapi.yml
  - type: Documentation
    url: https://docs.datacircle.dev/
  - type: JSONSchema
    url: json-schema/datacircle-harvest-api-profile-response-schema.json
  - type: JSONSchema
    url: json-schema/datacircle-file-schema.json
  - type: JSONSchema
    url: json-schema/datacircle-balance-schema.json
  - type: JSONSchema
    url: json-schema/datacircle-up2-data-enrich-response-schema.json
- aid: datacircle:datacircle-up2data-api
  name: Datacircle Up2 Data API
  description: 'LinkedIn Profile API: Up2Data''s own request, sent to api.datacircle.dev with your Datacircle key and `X-Data-Provider: up2data`.'
  humanURL: https://docs.datacircle.dev
  baseURL: https://api.datacircle.dev
  tags:
  - Up2Data
  properties:
  - type: OpenAPI
    url: openapi/datacircle-up2data-api-openapi.yml
  - type: Documentation
    url: https://docs.datacircle.dev/
  - type: JSONSchema
    url: json-schema/datacircle-harvest-api-profile-response-schema.json
  - type: JSONSchema
    url: json-schema/datacircle-file-schema.json
  - type: JSONSchema
    url: json-schema/datacircle-balance-schema.json
  - type: JSONSchema
    url: json-schema/datacircle-up2-data-enrich-response-schema.json
- aid: datacircle:datacircle-fetchin-api
  name: Datacircle Fetchin API
  description: 'LinkedIn Profile API: Fetchin''s own request, sent to api.datacircle.dev with your Datacircle key and `X-Data-Provider: fetchin`.'
  humanURL: https://docs.datacircle.dev
  baseURL: https://api.datacircle.dev
  tags:
  - Fetchin
  properties:
  - type: OpenAPI
    url: openapi/datacircle-fetchin-api-openapi.yml
  - type: Documentation
    url: https://docs.datacircle.dev/
  - type: JSONSchema
    url: json-schema/datacircle-fetchin-profile-response-schema.json
x-submission-notes: 'B2B data co-op proxying LinkedIn profile APIs (Up2Data, HarvestAPI) | Kin approved listing 2026-10-09 (case-by-case: Real
  API, but it resells LinkedIn-scraped profile data from third parties and pools customers'' data)'
x-submission-probe: docs OpenAPI 3.1 8 ops; invented path 404
x-submitted-by: wayne@datacircle.dev (email, 2026-10-09)
x-enrichment:
  date: '2026-10-09'
  status: enriched
  artifacts_added: 20
  pass: local-v5