
Open-source record/replay testing tool for MCP sessions. Captures stdio or HTTP traffic as JSONL cassettes, then replays requests with tiered matching for non-deterministic AI agent clients. Includes TypeScript and Java integrations.
Prices and medians update for the tier you select.
Ranked by how closely each one matches deja's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.
Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.