CircleCI MCP Server (Official)
Official CircleCI MCP server enabling AI agents to interact with CircleCI's CI/CD platform — querying pipeline and workflow status, triggering runs, reading test results, and accessing build insights.
Score Breakdown
⚙ Agent Friendliness
🔒 Security
HTTPS enforced. API token lacks scopes. FedRAMP, SOC 2, ISO 27001, GDPR. Good CI/CD platform security.
⚡ Reliability
Best When
An agent needs to interact with CircleCI for build status, test results, or pipeline management.
Avoid When
You're using a different CI/CD platform — use that platform's integrations.
Use Cases
- • Checking pipeline and workflow status from deployment agents
- • Querying build failure details for automated debugging agents
- • Triggering CircleCI pipelines from release automation agents
- • Reading test insights and flaky test reports from quality agents
- • Monitoring credit usage and resource utilization
Not For
- • Teams using GitHub Actions, Jenkins, or other CI/CD platforms
- • Non-CircleCI workflows
- • Infrastructure provisioning
Interface
Authentication
Personal API token via CIRCLE_TOKEN. No scope granularity — token grants full org access based on user permissions.
Pricing
Credit-based pricing. Free tier is limited. API access included in all plans.
Agent Metadata
Known Gotchas
- ⚠ Project slug format is specific (github/org/repo) — must construct correctly
- ⚠ Pipeline and workflow IDs required for most operations
- ⚠ Triggering pipelines incurs credit cost — implement cost controls
- ⚠ Test metadata requires separate endpoint and must be uploaded during build
- ⚠ Rate limit (100/min) can be hit by agents monitoring many pipelines
- ⚠ v2 API preferred over v1.1 — use v2 for all new agent integrations
Alternatives
Full Evaluation Report
Detailed scoring breakdown, competitive positioning, security analysis, and improvement recommendations for CircleCI MCP Server (Official).
Scores are editorial opinions as of 2026-03-06.