Altair GraphQL Client
7.4#1 in graphql toolsFrom $7.99 a monthFree planWebExtensionLinuxmacOS
VisitAltair GraphQL Client vs WunderGraph Cosmo
WunderGraph Cosmo
6.7#6 in graphql toolsFrom $499 a monthFree planWebAPISelf-hosted
VisitWhat both publish
| Fact | Altair GraphQL Client | WunderGraph Cosmo |
|---|---|---|
| Integrations | Official integration packages include Express middleware, Koa middleware, a static build, and a Gatsby plugin. | Cosmo Streams currently supports Kafka, NATS including JetStream, and Redis. |
| Purpose | Altair is a GraphQL IDE for running and debugging GraphQL queries, mutations, and subscriptions. | Cosmo is an open-source GraphQL Federation platform for platform teams that provides schema checks, guardrails and observability. |
| Support | The terms provide an email contact and state that the maker does not obligate itself to maintain or support the services or provide updates. | Support ranges from Discord community support on Developer to email, private Discord, Microsoft Teams and dedicated solution-architect support on Enterprise. |
Altair GraphQL Client plans
- Pro$7.99 a month
- BasicFree
- Self hostedFree
- EnterprisePriced on request
WunderGraph Cosmo plans
- DeveloperFree
- Launch$499 a month
- Scale$3,499 a month
- EnterprisePriced on request
Pick Altair GraphQL Client if…
It suits developers who need a GraphQL client for query work, schema browsing, scripting, or plugin-based customization. Teams needing shared query management can consider Altair GraphQL Cloud.
Pick WunderGraph Cosmo if…
Cosmo suits platform teams building or scaling federated GraphQL systems that need schema governance, subscription options, and observability. Its self-hosted and managed deployment options offer different ways to run the router.