APIs · head to head
Convoy vs pytest
Convoy
APIs
Open source webhooks gateway you self-host, handling both sending and receiving
- From
- Free
- Rated
- -
pytest
Testing
Python testing framework maintained by an independent core team funded partly through Tidelift
- From
- Free
- Rated
- -
The short version
- Each has a real cost: Convoy the default deployment is self-hosted, so you operate Convoy plus Postgres and Redis and carry the on-call burden for the system that delivers your customers' events.; pytest there is no corporate owner or dedicated support organisation, so response time on bugs or security issues depends on volunteer maintainer availability unless a Tidelift subscription is purchased separately.
- They diverge on capability: Convoy covers Inbound and outbound, pytest covers Assert-based test syntax.
- Prices and features above were last checked on 1 September 2026.
Where they differ
Only the attributes on which Convoy and pytest actually diverge.
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Convoy
- Inbound and outbound
- Broker-driven ingestion
- Payload transformation
- Portal links
- Circuit breaking
- Retry policies
- OpenTelemetry export
- Role-based access control
Only in pytest
- Assert-based test syntax
- Fixture system
- Parametrised testing
- Plugin ecosystem
- Detailed assertion introspection
- Test discovery
What people use each for
The jobs each tool is most often brought in to do.
Convoy
- A fintech that cannot route customer webhook traffic through a third-party SaaS for compliance reasonsnot pytest
- A high-volume platform for which per-message webhook pricing costs more than the flat premium licencenot pytest
- A team that also receives webhooks from many providers and wants ingestion, verification and deduplication in the same gatewaynot pytest
- An engineering group that wants webhook delivery driven directly from an existing Kafka or SQS topicnot pytest
pytest
- A Python team moving off the standard library's unittest module for a less verbose, fixture-driven testing stylenot Convoy
- A project needing parametrised tests to cover many input combinations without duplicating test codenot Convoy
- A team wanting a large plugin ecosystem for coverage, async testing or Django-specific test supportnot Convoy
- An organisation wanting a commercial support and maintenance assurance layer via a Tidelift subscription rather than relying purely on community response timesnot Convoy
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Convoy
- The default deployment is self-hosted, so you operate Convoy plus Postgres and Redis and carry the on-call burden for the system that delivers your customers' events.
- Frain Technologies is a small startup, and putting customer-facing delivery infrastructure on it means accepting real vendor continuity risk on a component that is hard to swap out quickly.
- The premium tier at a flat 999 US dollars a month is poor value below substantial volume, while the community edition omits the portal, transformations and RBAC that most production deployments end up wanting.
- The hosted cloud trial is capped at one project and 100 events a day, which is too small to properly evaluate the service before committing.
- Documentation and the third-party ecosystem are thinner than the established webhook services, so unusual configurations often mean reading the Go source.
pytest
- There is no corporate owner or dedicated support organisation, so response time on bugs or security issues depends on volunteer maintainer availability unless a Tidelift subscription is purchased separately.
- The plugin ecosystem's quality and maintenance level varies widely between plugins, and a team building a workflow around several plugins takes on the risk of any one of them going unmaintained.
- Its assert-rewriting magic, while convenient, can behave unexpectedly in edge cases involving custom assert helpers, which occasionally confuses developers used to explicit assertion methods.
- Large test suites with many fixtures can develop hard-to-trace fixture dependency chains, since fixtures can depend on other fixtures in ways that are not always obvious from a single test file.
- Being free and volunteer-maintained, roadmap direction is set by contributor consensus rather than a company with commercial incentive to prioritise enterprise-requested features quickly.
Pricing, plan by plan
Convoy
Free- CommunityFree
- Self-hosted open source gateway
- Inbound and outbound webhooks
- Automatic retries and message broker support
- Premium$999/month
- Flat rate irrespective of message volume
- Portal links and payload transformation
- RBAC, circuit breaking and white labelling
- Enterprise$undefined/year
- SAML SSO
- Dedicated support with SLA
- On-premises deployment assistance
- Cloud$undefined/month
- Hosted by Convoy
- 14 day trial limited to one project and 100 events a day
- Usage-based tiers above the trial
pytest
Free- pytestFree
- Full functionality, no usage limits
- Community support via GitHub
- Optional Tidelift subscription for a commercial support and licence assurance layer
Which should you pick?
Choose Convoy if
- You need inbound and outbound.
- You want to start without paying.
- You work on Linux, Docker, Kubernetes, Cloud.
- You also want broker-driven ingestion.
Choose pytest if
- You need assert-based test syntax.
- You want to start without paying.
- You work on Linux, macOS, Windows.
- You also want fixture system.
Questions people ask
- Is Convoy or pytest better?
- Neither clearly leads. Convoy starts at Free and pytest at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Convoy or pytest?
- Convoy starts at Free and pytest at Free.
- Does Convoy or pytest run on more platforms?
- Convoy runs on Linux, Docker, Kubernetes, Cloud. pytest runs on Linux, macOS, Windows.
- Can I use Convoy for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is Convoy best used for?
- Convoy is most often used for a fintech that cannot route customer webhook traffic through a third-party saas for compliance reasons, a high-volume platform for which per-message webhook pricing costs more than the flat premium licence, a team that also receives webhooks from many providers and wants ingestion, verification and deduplication in the same gateway, an engineering group that wants webhook delivery driven directly from an existing kafka or sqs topic. Of those, a fintech that cannot route customer webhook traffic through a third-party saas for compliance reasons and a high-volume platform for which per-message webhook pricing costs more than the flat premium licence are not what pytest is typically brought in for.
- What can Convoy do that pytest cannot?
- Convoy covers Inbound and outbound, Broker-driven ingestion, Payload transformation, Portal links. pytest covers Assert-based test syntax, Fixture system, Parametrised testing, Plugin ecosystem.
Answered from the vendors’ own pages
Convoy: Is Convoy really open source?
Yes, the community edition is open source and self-hostable, covering both inbound and outbound webhooks with retries.
pytest: Is pytest owned by a company?
No, it is maintained by the pytest-dev volunteer community with no single corporate parent; some maintainers receive partial funding through Tidelift subscriptions.
Convoy: What does premium cost?
A flat 999 US dollars a month, self-hosted, regardless of message volume.
pytest: Is there a paid version?
No, pytest itself is free and open source; buyers can optionally pay for a Tidelift subscription for commercial assurance and support.
Convoy: Does it receive webhooks as well as send them?
Yes, inbound ingestion with verification and deduplication is a first-class feature, unlike most webhook services.
pytest: Does it replace the standard library unittest module?
It does not replace unittest at the language level, but it is now the de facto standard choice for most Python projects over unittest's more verbose syntax.
Convoy: Do I have to self-host?
No, there is a hosted cloud, but the trial is capped at 100 events a day and self-hosting is the primary model.
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