Compare / Artificial Intelligence / Developer Tools Developer Tools — hobby options. Tap any requirement to compare its recommended, free, cheaper and paid options with prices and honest notes on where each one differs. This is a read-only comparison — nothing is selected.
API Gateway for Model APIs (10k req/s) Rate Limiting + WAF / DDoS Protection for Model API SDK Registry (npm, PyPI, Maven Central) Documentation Hosting (ReadMe, Mintlify, Docusaurus) Code Sample / Playground Hosting (AI Chat Playground) Artifact Registry for SDK Binaries & Container Images Feature Flags for API Versions & Rollouts Evaluation Harness (LangSmith, Promptfoo, Braintrust) Monitoring for LLM Calls (Helicone, Langfuse, Portkey) Logging for Prompts & Completions (Prompt Logging) Secrets Management for Provider Keys (LLM API Keys) Options and prices come straight from our research sheets for a hobby developer tools project. Prices are estimates and change often — always confirm on the provider's page before committing. 