How to choose a text-to-image API for SaaS: REST, pricing, and safety tips

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A solo SaaS developer shares practical lessons from shipping text-to-image features twice, highlighting that the generation call itself is rarely the hard part. The real challenges lie in content safety checks, understanding commercial licensing terms, storing outputs beyond temporary provider URLs, and making retries idempotent. Key evaluation criteria include regional model availability, commercial use rights, pricing structure (per-image vs. per-GPU-second), and latency handling via job queues rather than synchronous requests. Five integration options were compared — OpenAI, Replicate, Fireworks AI, Amazon Bedrock, and Infrai — each with distinct tradeoffs in setup cost, model variety, and billing predictability. The core advice is to keep the architecture as simple as possible and add complexity, such as a chat model for policy checks, only when genuinely needed.

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ProgrammingDEV Community ·

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