
DeepSeek V4 API access at a fraction of GPT-5 pricing
Harbor Bridge gives developers OpenAI-compatible access to DeepSeek V4-Flash and V4-Pro. Drop it into any app already using /v1/chat/completions, top up with Stripe in USD, and you're running. Significantly cheaper than GPT-5.4 and 5.5 — worth it if you're running anything at volume
Harbor Bridge provides developers with OpenAI-compatible access to DeepSeek V4-Flash and V4-Pro APIs at a lower cost than GPT-5. It integrates easily into existing applications using the /v1/chat/completions endpoint and supports USD payments via Stripe.