What is Respan AI?

Respan is an LLM engineering platform and API gateway for routing, observing, evaluating, and optimizing large language model calls.Route traffic to 500+ models with OpenAI-style API compatibility, provider passthrough, model fallbacks, load balancing, retries/backoff, and per-key spend controls.

Capture every request as a trace tree with latency spans, metadata, and session context to reproduce and inspect real production sessions.Monitor usage and performance with dashboards that slice metrics by model, user, key, or product and send alerts via Slack, email, or webhooks for cost, latency, and error thresholds.

Manage prompts, models, and workflows in the UI with version control, rollout logic, and integration hooks to promote changes to production.Run online evaluators on sampled production traffic combining automated checks, LLM judges, and human review to measure faithfulness, schema, relevance, and hallucination rates.

Export traces and datasets for experiments, compare prompt/model variants, cache repeat responses to reduce cost and latency, and enforce soft/hard API caps.Use a single gateway to deploy, monitor, and iterate on LLM-powered applications while preserving provider native SDK passthrough when needed.

Respan AI details

Company
Keywords AI Inc.
Jurisdiction
California, United States
Built for
Individuals
Stated compliance
SOC 2, GDPR, HIPAA

Compliance as stated in Respan AI's own published documentation.

Respan AI tech specs

Works with
OpenAI / GPT Anthropic / Claude Google / Gemini Mistral Cohere Amazon Bedrock
AI infrastructure
Together AI Groq
Cloud
AWS Azure Vercel
Analytics
PostHog
Integrations
Slack Discord

Respan AI pricing

Freemium
Pro $0
Team popular $199/mo
Enterprise custom
$199/mo is pricier than most for API median $10/mo
Most API tools start between $0.50 and $30 a month.
Auto-renewal
Yes

Respan AI's key features

  • Route traffic to models with OpenAI-style API compatibility, provider passthrough, model fallbacks, load balancing, retries/backoff, and per-key spend controls
  • Capture every request as a trace tree with latency spans, metadata, and session context to reproduce and inspect production sessions
  • Monitor usage and performance with dashboards that slice metrics by model, user, key, or product and send alerts via Slack, email, or webhooks for cost, latency, and error thresholds
  • Manage prompts, models, and workflows in a UI with version control, rollout logic, and integration hooks to promote changes to production
  • Run online evaluators on sampled production traffic combining automated checks, LLM judges, and human review to measure faithfulness, schema compliance, relevance, and hallucination rates

Respan AI use cases

  • Route and scale production LLM traffic across 500+ providers using Respan’s OpenAI-compatible gateway, enforcing cost and latency limits, caching frequent responses, and automatically failing over to cheaper or lower-latency models to keep your application fast and affordable
  • Implement full trace-based observability and request tracing for all model calls with Respan’s dashboards and logs, making it easy to monitor latency, error rates, prompt-level usage, and generate SLA/compliance reports for debugging and audits
  • Manage prompts and model experiments using Respan’s prompt/version control and online evaluators to run A/B tests, safely roll out prompt updates, track performance across providers, and auto-select the best-performing model based on live evaluation metrics

Respan AI user reviews

Based on 1 review, 100% of users recommend Respan AI, rated highly for quality results.

1
recommend
0
don't
1 review

Liked for

Quality results 1 of 1
All key features 1 of 1
Good integrations 1 of 1

Would you recommend Respan AI?

Who is Respan AI for?

  • Ml engineers
  • Prompt engineers
  • Llm application engineers
  • Mlops engineers
  • Sre engineers

Respan AI FAQ

Is Respan AI free?

Partly. Respan AI has a free plan with usage limits, and paid plans unlock the full feature set. Plans include Team popular at $199/mo.

Is Respan AI safe to use?

Respan AI states SOC 2, GDPR and HIPAA compliance in its own published documentation. Respan AI is operated by Keywords AI Inc., registered in California, United States. It has a substantial audience that is independently measured month to month.

What are the best alternatives to Respan AI?

The closest alternatives to Respan AI are LLMAPI.ai, Arena AI, AiHubMix, Eden AI and AIML API. You can compare them side by side in the alternatives section further down this page.

What does Respan AI do with my data?

Its privacy policy states that personal data is sold or shared for marketing purposes. Data may be shared with third-party service providers that help run the product.

Does Respan AI auto-renew or offer refunds?

Respan AI subscriptions renew automatically until you cancel.

Does Respan AI have an API?

Yes. Respan AI offers an API, so you can call it from your own applications instead of using the interface directly.

Who made Respan AI?

Respan AI is built and operated by Keywords AI Inc., a company registered in California, United States.

Which AI models does Respan AI use?

Respan AI is built on OpenAI / GPT, Anthropic / Claude, Google / Gemini, Mistral, Cohere and Amazon Bedrock. Which models you can reach may depend on your plan.

What does Respan AI integrate with?

Respan AI connects with Slack and Discord.

Compliance, privacy and billing terms are as stated in each product's own published documentation and have not been independently verified by TopAI.tools.

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