Connect your agent to 2,400+ tools through one MCP connection at provider prices
Stage
Established
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Founded
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Based in
DE
FR
Pricing model
Freemium
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Pricing
Not given
Free tier with access to free tools and optional $5 promotional credit. Pay-as-you-go with no platform fee on first top-up of $10 or less; 5.5% platform fee (minimum $0.80) on larger first top-ups and subsequent top-ups. Tool calls charged at provider's price with 0% markup. Example prices: Google s
Key features
Hierarchical traces capture every LLM call, tool invocation, and retrieval step
LLM-as-a-judge, heuristic functions, or human review evaluations
Prompt management with one-click deployments and rollbacks
Playground to test prompts on real production inputs and compare models
Experiments with test cases and side-by-side comparison
Human annotation and collaborative human-in-the-loop workflows
Cost and latency monitoring with dashboards and alerts
REST APIs and Query SDK for data access
Langfuse Assistant to automate the AI engineering loop
Access to 2,436 tools from 52 providers
Support for Claude, ChatGPT, Codex and Cursor
Price preview before tool execution
Per-call billing at provider prices with 0% markup
Spending caps per hour, day, lifetime and per tool
113 playbooks for common tasks
Tools across social media, ads, search and company data
Single prepaid balance across all providers
What makes it different
MIT licensed open source platform with no data lock-in
Enterprise scale architecture handling billions of monthly events
Works with any language and framework with no framework lock-in
Async by default so tracing never blocks your application
One prepaid balance eliminates need for separate accounts with 25+ providers
0% markup on all tool calls - pay provider prices directly
Price transparency with cost shown before execution
Granular spending controls per key, hour, day and tool
Pre-built playbooks reduce setup time for common workflows
Agentik