Composio vs Portkey
Product engineer: Composio when you lack the tools; Portkey when you have them and need control. Developer-platform lead: Portkey adds central logs; Composio adds managed auth. Agent builder: Both scope tools per user or per server. Composio both hosts tools and holds app credentials; Portkey sits in front of servers you or others host and injects credentials per server.
The sourced difference
Composio both hosts tools and holds app credentials; Portkey sits in front of servers you or others host and injects credentials per server. (Composio: Composio MCP quickstart, read 5 November 2026; Portkey: Portkey MCP Gateway docs, read 5 November 2026)
Verdicts by reader
| Reader | Verdict |
|---|---|
| Product engineer | Composio when you lack the tools; Portkey when you have them and need control. |
| Developer-platform lead | Portkey adds central logs; Composio adds managed auth. |
| Agent builder | Both scope tools per user or per server. |
Side by side on the rubric
| Dimension | Composio | Portkey |
|---|---|---|
| Remote transport | HTTP | not read |
| OAuth with client registration | Composio holds app OAuth | not read |
| Per-tool auth scoping | yes, allowed_tools | not read |
| Hosting and scale limits | 2,000 to 10,000 requests a minute | not read |
| Observability | not detailed on these pages | per tool call logs |
| Pricing | 0 / 29 USD / custom | free / 49 USD / custom |
| Registry submission | not a registry | not read |
| Discoverability by agents | session-based tool discovery | not read |
| Own server in the registries | yes | not read |
Evidence for every cell is on the profiles: Composio and Portkey.