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Honest head-to-head comparisons. We sell an independent OpenAI-compatible GPT-5.5 and Codex API access package with unlimited token consumption - not a gateway, marketplace, or observability layer.
Most popular comparison
OpenAI charges per token — heavy Codex and GPT-5.5 usage gets expensive fast. unlimitedcodex gives you OpenAI-compatible GPT-5.5 and Codex API access with unlimited tokens on a flat subscription.
OpenAI API
Per-token billing — heavy Codex usage costs $400–$800+/month
unlimitedcodex
$76/month flat - unlimited GPT-5.5, Codex, and advertised endpoints
All comparisons
Pick a gateway or marketplace when you need many providers, enterprise SSO/VPC, or deep LLMOps observability. Pick unlimitedcodex when you want OpenAI-compatible GPT-5.5 and Codex API access with unlimited token consumption, a 4-connection limit, and predictable weekly or monthly pricing.
Unlimited tokens at flat price vs unpredictable per-token bills.
OpenAI wins on official first-party access and enterprise contracts. unlimitedcodex wins on independent OpenAI-compatible GPT-5.5 and Codex access with unlimited tokens at a flat price.
Packaged Codex API access vs model marketplace with credit fees.
OpenRouter wins on model variety across 70+ providers. unlimitedcodex wins when you need unlimited GPT-5.5 and Codex at a predictable flat price.
Unlimited API included vs gateway layer plus provider bills.
Portkey wins on production gateway governance and enterprise compliance. unlimitedcodex wins when you need packaged GPT-5.5 and Codex API access, not another layer on top of provider bills.
Flat unlimited API vs observability proxy plus inference costs.
Helicone wins on observability and proxy-layer reliability. unlimitedcodex wins when you want unlimited GPT-5.5 and Codex API access without paying for logging on top of inference.
Managed unlimited API vs DIY self-hosted proxy.
LiteLLM wins on self-hosted flexibility and multi-provider routing. unlimitedcodex wins when you want managed unlimited GPT-5.5 and Codex API with zero infrastructure ops.
Flat unlimited Codex access vs per-token inference hosting.
Together AI wins on hosted open-model variety and fast inference for exploratory workloads. unlimitedcodex wins when you need unlimited GPT-5.5 and Codex at a flat price without per-token bills.
Flat unlimited API vs Azure deployments and PTU complexity.
Azure OpenAI wins on enterprise Azure integration, compliance, and committed PTU capacity. unlimitedcodex wins when you want unlimited GPT-5.5 and Codex without deployment names, PTU math, or Azure overhead.
Head-to-head
Unlimited Weekly $19/week | Unlimited Monthly $76/month | Monthly first month $59 with UNLIMITED59