AI Infrastructure & MLOps Freemium

Respan

Agent observability, evaluations, prompt management, and gateway workflows in one platform

Visit official website
PricingFreemium
Starting price$199/mo
Free planYes
Free trialYes
APIYes
Open sourceNo
DeploymentHybrid
Last verifiedAugust 3, 2026
Overview

Tool overview

Respan is listed under AI Infrastructure & MLOps AI tools.

Summary

What is Respan?

Respan, formerly Keywords AI, combines agent tracing, observability, evaluations, datasets, prompt management, releases, monitoring, and an OpenAI-compatible gateway. Teams can start free, use cloud collaboration, or request self-hosted enterprise deployment and compliance controls.

Best fit

Best for

AI teams operating and improving production agents across multiple models

Audience

Who is it for?

Agent developersAI platform teamsEvaluation engineersEnterprise reliability teams
Recommendation

Decision note

Best for teams that want tracing, evaluation, prompt operations, and a model gateway in one cloud platform with an enterprise self-hosting path.

Capabilities

Key features

Agent tracing, observability, and cost monitoring

Datasets, evaluators, annotation, and prompt management

OpenAI-compatible gateway for hundreds of models

Cloud plans plus self-hosted Enterprise deployment

Workflows

Use cases

Debug and monitor production AI agents

Evaluate prompts and model behavior

Manage prompt releases and experiments

Route model requests through one gateway

Strengths

Pros

  • Free plan requires no credit card
  • Team plan includes full platform collaboration
  • Gateway exposes an OpenAI-compatible endpoint
Considerations

Limitations

Observability and evaluation depend on representative data, instrumented traces, and reviewed metrics. Teams must secure API keys, control captured data, validate automated scores, and investigate failures before changing production behavior.

Cost

Pricing details

Pricing modelFreemium
Starting price$199/mo
Free planYes
Free trialYes
Pricing context

Billing options

Free planAnnual Team subscription shown monthlyLog and score overagesCustom Enterprise
Pricing context

Pricing note

Free costs $0 with 100,000 logs, 1,000 scores, five datasets, two evaluators, and five prompts. Team costs $199 per month when billed yearly. Enterprise is custom and can add self-hosting, higher limits, SLAs, dedicated support, and compliance options.

View official pricing
Compatibility

Supported languages

  • English
Connectivity

Integrations

OpenAI

Anthropic

Azure OpenAI

AWS Bedrock

LangChain

LlamaIndex

OpenTelemetry

Specs

Technical details

PlatformsWeb
Multilingual supportUnknown
Login requiredYes
Open sourceNo
LicenseProprietary platform
DeploymentHybrid
CompanyKeywords AI Inc., doing business as Respan
Editions / plansFree, Basic, Professional, Organization, and Custom plans
Data confidenceHigh
Last verifiedAugust 3, 2026
Documentation → Data source →
Decision hub

Finish your evaluation of Respan

Move between similar tools, comparison cards, quick answers, user reviews, and open discussion without leaving the page.

Tools, comparisons & answers

Explore the best next step before choosing Respan

Browse similar tools, open focused comparison cards, and answer the most common buying questions.

Similar tools Comparisons FAQ
Compare

Compare alternatives

See how Respan compares with the closest relevant AI tools.

Build custom comparison
Smart AI comparison Respan vs Composio Compare pricing, ratings, features, AI score, and use cases. paid alternative View comparison Smart AI comparison Respan vs vLLM Compare pricing, ratings, features, AI score, and use cases. Free alternative View comparison Smart AI comparison Respan vs Crawl4AI Compare pricing, ratings, features, AI score, and use cases. Free alternative View comparison Smart AI comparison Respan vs Sieve Compare pricing, ratings, features, AI score, and use cases. Enterprise only alternative View comparison
Answers

Frequently asked questions

Respan, formerly Keywords AI, combines agent tracing, observability, evaluations, datasets, prompt management, releases, monitoring, and an OpenAI-compatible gateway. Teams can start free, use cloud collaboration, or request self-hosted enterprise deployment and compliance controls.
AI teams operating and improving production agents across multiple models
The listed pricing model for Respan is Freemium. Pricing can change, so users should verify the latest plan details on the official website.
Yes. The current profile indicates that a free trial is available.
Community proof

User reviews

Real user feedback helps others understand strengths, limitations, and the best-fit workflows before choosing this tool.

No reviews Average rating
0 Total reviews
No reviews yet

Be the first to review Respan

Share what worked, what did not, who this AI tool is best for, and what buyers should verify before choosing it.

Ask in discussion
Tool discussion

Ask or discuss this tool

Ask questions, share workflows, or discuss your experience with this AI tool.

ReplyContinue threads
EditUpdate your posts
ReportKeep it useful
0Total messages
0Threads
0Replies
Start a useful threadAsk, compare workflows, or reply to reviews

Keep it specific and helpful. You can edit or delete your own messages after posting.

Please log in to join the discussion.

Live discussion

Community messages

Reply to messages and keep the discussion useful. Use Report for abuse or spam. Your own posts can be edited or deleted.

No discussion yetBe the first to ask a question or share a useful workflow.