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Datacircle

Query your favorite B2B data APIs through us.

DataMCP

Datacircle is a data co-op. Step 1: Query your favorite B2B data APIs through us. Same request, same price, no markup. Step 2: You're DONE. Every morning, you get the flat file of your data plus everyone else's. You send the provider's own request to api.datacircle.dev, with your Datacircle key. That's the only change. Right now we have 3 live LinkedIn profile APIs that we trust: Up2Data, HarvestAPI and Fetchin. Each request goes to the provider and gets the profile as it is today. Use it from Claude, ChatGPT or Cursor: add api.datacircle.dev/mcp as an MCP server. Docs: https://docs.datacircle.dev

Best for agent capabilities

Useful in agent tasks

Overview

Authapi key
PricingFree tier available · $0/month$2.375 per 1,000 profiles
SDKs—
OpenAPIYes
MCP SupportYes

When to use Datacircle

Datacircle is listed for Data workflows. Datacircle is a data co-op. Step 1: Query your favorite B2B data APIs through us. Same request, same price, no markup. Step 2: You're DONE. Every morning, you get the flat file of your data plus everyone else's. You send the provider's own request to api.datacircle.dev, with your Datacircle key. That's the only change. Right now we have 3 live LinkedIn profile APIs that we trust: Up2Data, HarvestAPI and Fetchin. Each request goes to the provider and gets the profile as it is today. Use it from Claude, ChatGPT or Cursor: add api.datacircle.dev/mcp as an MCP server. Docs: https://docs.datacircle.dev Consider it when an agent needs this capability through a documented service boundary instead of custom infrastructure maintained inside the application.

In 4agent's task model, the product maps to web extraction, workflow automation. That makes it a candidate for workflows that research the web, manage memory and knowledge, communicate with users, automate business workflows.

Integration checklist

  • Access: confirm the api key authentication flow, credential scope, rotation process, and whether calls can be attributed to a user or service identity.
  • Client support: no SDK is recorded, so verify the HTTP API or another supported integration path.
  • Automation: OpenAPI is listed as available, MCP is listed as available, and CLI support is not currently recorded. Confirm each requirement in the provider's current documentation.
  • Operations: test rate limits, timeouts, retry safety, error payloads, logs, data retention, and the current free-tier and paid pricing model with production-like volume.

Sources and verification

Use these primary sources to verify current behavior before making an implementation or purchasing decision. Product capabilities, limits, and prices can change after a 4agent listing is reviewed.