{"data":{"_id":"69b2d647de1ed13732dc0907","name":"Slack","slug":"slack","url":"https://slack.com","description":"Business messaging platform. Channels, DMs, file sharing, integrations, and workflow automation.","logo":"","category":"Communication","tags":["messaging","chat","collaboration","integrations"],"pricingModel":"freemium","scores":{"tokenEfficiency":{"score":6,"confidence":"scanner","evidence":"Slack's Web API supports field selection and pagination, but responses can be verbose with nested user/channel objects that agents must filter; no explicit batching endpoint for bulk operations limits efficiency.","na":false},"access":{"score":8,"confidence":"scanner","evidence":"Slack offers comprehensive REST API access, multiple official SDKs (Node.js, Python), and a detailed developer platform, though the absence of an MCP server and GraphQL API prevents a higher score.","na":false},"auth":{"score":8,"confidence":"scanner","evidence":"Slack supports both OAuth 2.0 with granular scopes and bot tokens for autonomous operation; API keys and app-level tokens enable straightforward agent authentication without human intervention.","na":false},"speed":{"score":6,"confidence":"scanner","evidence":"Slack publishes rate limits (60 requests per minute for most endpoints) and supports some conditional requests, but no ETags or caching directives are documented, and latency data is unavailable.","na":false},"discoverability":{"score":7,"confidence":"scanner","evidence":"Slack provides excellent documentation and a published llms.txt file signaling AI-agent awareness, but lacks an OpenAPI/Swagger spec and relies on web documentation rather than machine-readable schema.","na":false},"reliability":{"score":7,"confidence":"scanner","evidence":"Slack maintains API versioning and consistent response schemas, with a public status page, though explicit idempotency key support is not clearly documented for all write operations.","na":false},"safety":{"score":6,"confidence":"scanner","evidence":"Slack offers scoped OAuth permissions and test workspaces for development, but lacks explicit dry-run modes or operation-level undo capabilities; token revocation is the primary safety mechanism.","na":false},"reactivity":{"score":7,"confidence":"scanner","evidence":"Slack provides webhooks (both incoming and outgoing) and event subscriptions for real-time updates, enabling reactive agent workflows, though streaming APIs are not available.","na":false}},"agentGrade":"B","agentScore":6.94,"scannerData":{"lastScannedAt":"2026-03-12T19:18:29.181Z","scanVersion":1,"rawSignals":{"homepage":{"status":200,"contentLength":220703,"hasStructuredData":false,"hasDeveloperDocs":true,"hasAgentMentions":true,"responseTimeMs":null},"openapi":{"found":false},"wellKnown":{"llmsTxt":{"found":true,"path":"/llms.txt","length":40604},"agentsJson":{"found":false},"robotsTxt":{"found":true,"blocksAgents":true,"hasSitemap":true}},"packages":{"npm":[{"name":"@slack/logger","description":"Logging utility used by Node Slack SDK","version":"4.0.0"},{"name":"@slack/types","description":"Shared type definitions for the Node Slack SDK","version":"2.20.0"},{"name":"@slack/web-api","description":"Official library for using the Slack Platform's Web API","version":"7.14.1"},{"name":"@slack/bolt","description":"A framework for building Slack apps, fast.","version":"4.6.0"},{"name":"@slack/webhook","description":"Official library for using the Slack Platform's Incoming Webhooks","version":"7.0.7"}],"pypi":[{"name":"slack","version":"0.0.3","description":"a DI container"}],"cli":false,"sdks":["Node (@slack/logger)","Python (slack)"]},"mcp":{"found":false,"type":"none","servers":[]}},"biggestFriction":"The absence of an OpenAPI specification and MCP server forces agents to rely on web documentation and makes integration testing and dynamic capability discovery significantly harder.","agentSummary":"Slack is well-positioned for agent integration with strong REST API coverage, granular authentication, and webhooks for real-time reactivity, but lacks machine-readable API specs and modern integration standards like MCP. An agent can autonomously interact with Slack workspaces effectively, though documentation-dependent discovery adds friction."},"accessMethods":{"restApi":true,"graphql":false,"cli":false,"sdk":["Node (@slack/logger)","Python (slack)"],"mcpServer":"none","openApiSpec":"","llmsTxt":true,"agentsJson":false},"authInfo":{"methods":["unknown"],"scopedPermissions":false,"humanRequired":true},"reviewCount":0,"avgReviewScore":0,"viewCount":45,"badgeEmbedCount":9,"agentSkillSlugs":[],"alternatives":[],"claimed":false,"status":"graded","createdAt":"2026-03-12T15:05:43.822Z","updatedAt":"2026-07-09T12:33:06.388Z","__v":0}}