BlogTagged
Posts tagged “Engineering”
Guides, pricing breakdowns and engineering notes on image generation APIs: Nano Banana, Qwen-Image, Seedream and Wan compared by price per image.
7 min readgenmux API Team
Function calling on DeepSeek, Qwen and Doubao, emulated
How genmux gives OpenAI-style tools to DeepSeek, Qwen3 and Doubao when the upstream drops the tools field: prompt tags, tolerant parser, pass rates, JSON mode.
4 min readgenmux API Team
Streaming chat completions over SSE, cost in the last chunk
Parse genmux's server-sent event stream for chat completions in Python and Node, find the usage object in the final chunk, and handle mid-stream aborts.
2 min readgenmux API Team
Rate limits and queueing for image generation pipelines
Designing an image generation pipeline that survives traffic spikes: per-key RPS, max in-flight jobs, client-side queueing, backoff and capacity math.
2 min readgenmux API Team
Idempotency keys and exactly-once billing for image APIs
How we guarantee one credit is charged for at most one image: idempotency keys, write-ahead calls, automatic refunds, and what that means for your retries.