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Insomnia vs Volley
Insomnia is an API client for testing, lacking automated diagram generation from traffic.
InsomniaOpen-source API client for REST, GraphQL and gRPC
VolleySequence diagrams with the request and response on every arrowWhich to pick
Pick Insomnia if you want…
- Collaborative AI-native API testing
- REST/GraphQL client
- Open-source code (Kong/insomnia on GitHub, Apache-2.0 license)
- Integrations with Kong Konnect, OIDC or SAML (on Insomnia's list, not Volley's)
Pick Volley if you want…
- Live sequence diagrams with real traffic
- Integrations with Stripe, GitHub or Shopify (on Volley's list, not Insomnia's)
Side by side
- What it is
- Insomnia:Insomnia is an open-source API client for designing, testing, debugging and mocking REST, GraphQL, gRPC, SOAP and WebSocket APIs.
- Volley:Volley creates live API sequence diagrams that show request and response payloads on each arrow.
- Best for
- Insomnia:Collaborative AI-native API testing
- Volley:Live sequence diagrams with real traffic
- Who it’s for
- Insomnia:API developers, security-focused teams, and organizations needing collaborative API workflows.
- Volley:Developers and teams documenting API integrations and debugging webhooks.
- Pricing
- Insomnia:Freemium
- Volley:Freemium
- Plans
- Insomnia:—
- Volley:Free $0 · Pro $9 / month per month
- Open source
- Insomnia:Yes, 40,038 GitHub stars
- Volley:—
- Works with
- Insomnia:Kong Konnect, OIDC, SAML, SCIM, Inso CLI
- Volley:Stripe, GitHub, Shopify, ChatGPT, Claude, Gemini, MCP server, CLI
Insomnia features
- Design-first API editor. Create and preview OpenAPI specs in real time with live linting.
- Native API mocking. Generate dynamic mock responses from collections, specs or plain language.
- Automated testing at scale. Run unlimited collection tests with pre/post scripts and CI/CD integration via Inso CLI.
- Kong Konnect integration. Sync API catalog directly with Kong Konnect for up-to-date endpoint discovery.
- Collaboration & RBAC. Real-time project sharing, role-based access controls and unlimited collaborators per project.
- Flexible storage options. Store data locally, in Git, in the cloud, or hybrid with end-to-end encryption.
- Enterprise identity & security. SSO via OIDC/SAML, SCIM provisioning, SOC 2 compliance and enterprise SLAs.
- MCP client support. Test and debug MCP servers with AI-powered workflows.
Volley features
- Plain-text editor. Write flows in plain text and see the diagram update instantly.
- Real traffic capture. Import HAR files, webhook inboxes, or recording links to build diagrams from actual requests.
- AI integration. ChatGPT, Claude or Gemini can generate diagrams via a simple prompt.
- CLI & HTTP API. Check, render, verify and save diagrams programmatically for CI/CD.
- Sharing & embeds. Shareable links, SVG/PNG export and README embeds that stay up-to-date.
- Version history. Pro users get up to 50 versions per diagram with visual diff.
Insomnia vs Volley FAQ
Is Insomnia or Volley free?+
Insomnia has a free plan and paid plans. Volley has a free plan; paid plans start at $9/month (Pro).
Is Insomnia or Volley open source?+
Insomnia is open source (Kong/insomnia on GitHub, Apache-2.0 license). DevHunt has no public source repository on record for Volley.
Do Insomnia and Volley integrate with the same tools?+
Their integration lists don't overlap: Insomnia lists Kong Konnect, OIDC, SAML, SCIM and 1 more; Volley lists Stripe, GitHub, Shopify, ChatGPT and 4 more.
On DevHunt
Based on each tool's website and DevHunt data. Details may change; check the official sites.