Happy Valley

Omnara vs Postman

Omnara and Postman are both developer tools tools aimed at developers and small businesses. Both have a free plan.

Omnara

Open-source platform for running durable AI agents on any model

Postman

API platform for testing, mocking, documenting and sharing APIs

PricingOpen sourceFreemium · $9
Starting priceNot published$9/mo
Free planYesYes
Free trial——
Built forDevelopers, Small businesses, EnterpriseDevelopers, Small businesses, Enterprise
Platformsweb, macos, linuxweb, macos, windows, linux
CountryUS · 2025US · 2014
Rating——

Choose Omnara if

Engineering teams that want hosted or self-hosted agent infrastructure with their own models, machines and data.

  • Apache 2.0 code that you can self-host on one machine with Docker Compose
  • No platform or per-seat fees on the hosted cloud
  • Not tied to one model vendor or one sandbox provider

Look elsewhere if: Teams that want a no-code agent builder or are happy staying on one vendor's hosted agents (Relevance AI, Claude).

Choose Postman if

Development teams that want a shared, full-featured workspace for testing, mocking and documenting APIs.

  • Industry standard; many API vendors ship ready Postman collections
  • Testing, mocking, docs and monitoring in a single tool
  • Capable Free plan for solo developers

Look elsewhere if: Developers who want a lightweight Git-native client or just a docs portal (Bruno, Insomnia, ReadMe, Scalar).

Omnara vs Postman pricing

Omnara

  • Self-host$0Apache 2.0 open source, runs with Docker Compose
  • Self-serve$0No platform or seat fees; pay as you go for managed resources
  • Managed machines$0.0414/GiB-hourActive runtime; retention $0.20016 per GiB per 30 days
  • EnterpriseCustomYour cloud or on-prem, SSO, audit logs, custom SLAs

Postman

  • Free$01 user; collections, mock servers, up to 5 integrations
  • Solo$9/moBilled annually; 1 user, 400 AI credits/mo
  • Team$19/user/moBilled annually; unlimited users, 400 AI credits/user
  • EnterpriseCustomGovernance, 800 pooled AI credits/user, 100 integrations

Omnara · Key features

  • Agents created from a YAML config or a single API call
  • Durable append-only event log in Postgres that survives crashes and restarts
  • omnarad daemon connects any macOS or Linux machine with no inbound ports
  • Machine pools from Daytona, E2B, Modal, Blaxel, Unikraft Cloud and others
  • Any model via OpenAI, Anthropic, OpenRouter or a compatible endpoint
  • Per-tool permission modes with human approval for risky calls

Cons

  • Small four-person team and a newly rebuilt product
  • Usage-based token and machine billing is harder to forecast
  • Self-hosting means running Postgres, Redis, blob storage and the control plane

Postman · Key features

  • Collections with pre-request scripts, tests and environment variables
  • Requests for REST, GraphQL, gRPC, WebSocket and MQTT APIs
  • Mock servers that simulate endpoints before the backend exists
  • Scheduled monitors for uptime and response checks
  • Collection runner and Postman CLI for CI/CD pipelines
  • Spec Hub and native Git sync for API definitions

Cons

  • Free plan no longer allows team collaboration
  • Heavy desktop app and a cloud account needed for most features
  • Collections live in a proprietary format, not plain files in your repo

Omnara vs Postman: FAQ

Do Omnara and Postman have a free plan?

Yes, both Omnara and Postman have a free plan; paid plans add more usage and features.

Not sure yet?