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Chat with OpenAI: GPT-5.5 Pro

Commercial use OK 380+ models No watermark No sign-up needed
مۆدێل:
+ GPT-5, Claude, Gemini
Chat model Premium 1050000 ctx
OpenAI: GPT-5.5 Pro — OpenAI: GPT-5.5 Pro is an AI model by OpenAI on Free.ai. It supports up to 1,050,000 tokens of context. Costs approximately 77,625 tokens per message. Try OpenAI: GPT-5.5 Pro instantly — no sign up needed. Compare it side-by-side with othe…
~77625 لۆگۆ/message

What is OpenAI: GPT-5.5 Pro?

OpenAI: GPT-5.5 Pro is an AI model by OpenAI on Free.ai. It supports up to 1,050,000 tokens of context. Costs approximately 77,625 tokens per message. Try OpenAI: GPT-5.5 Pro instantly — no sign up needed. Compare it side-by-side with other models.

Why use OpenAI: GPT-5.5 Pro for chat?

Streaming responses

Replies stream token-by-token within ~1 second of pressing Send. No idle waiting.

Saved history

Signed-in users see every chat in /account/?tab=history with one-click share links.

Compare side by side

Send the same prompt to two models at /chat/compare/ and judge the outputs side by side.

Commercial use OK

Outputs are yours. Use them in apps, ads, docs, or anything else without attribution.

Sample prompts

Plan a 7-day Tokyo trip with kids, balancing food, parks, and museums
Draft a cold-outreach email to a VC introducing my dev-tools startup
Compare three approaches to rate-limiting an HTTP API and recommend one
Write a 600-word blog intro about why teams should self-host their AI
Outline a 30-minute presentation on quantum computing for a non-technical audience

Pricing

Premium chat. Cost is per message — typically ~77625 tokens. $1 buys 750,000 tokens, so even paid models cost cents per chat. Free signups get 10,000 tokens to try.

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Full model reference → · See all chat models → · مۆدێلی چاوپێکەوتنەکان بەراورد بکە →

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تۆمار بکە

داواکاریەکەت پەرەپێدەدرێت...

OpenAI: GPT-5.5 Pro is an AI model by OpenAI on Free.ai. It supports up to 1,050,000 tokens of context. Costs approximately 77,625 tokens per message. Try ...

چۆن بەکاربهێنرێت Chat with OpenAI: GPT-5.5 Pro

1
داخڵکردنت بنووسە

نوسراوێک بنوسە، فێرکارییەک دابگرە، یان ئەوەی کە دەتەوێت بینوسە. هیچ حسابێک پێویست ناکات.

2
بڕۆ سەر دروستکردن

ئێمە لە چەند چرکەیەکدا داواکاریت بۆ چارەسەر دەکەین بە بەکارهێنانی باشترین مۆدێلی سەرچاوە کراوە.

3
دابەزاندن و هاوبەشکردن

دابەزێنە، کۆپی بکە، یان ئەنجامەکەت بەبەش بکە. بۆ بەکارهێنانی تایبەتی و بازرگانی بێ نرخە.

ئەم ئامرازە بەکاربهێنه لە ڕێگەی ئەپی پی

Automate this tool from your own code. OpenAI-compatible REST endpoint, Bearer-token auth, no extra SDK required. Token costs match the web interface.

بەڵگەنامە کلیلی API بەدەست بهێنە 
curl -X POST https://api.free.ai/v1/chat/ \
  -H "Authorization: Bearer sk-free-..." \
  -H "Content-Type: application/json" \
  -d '{"model": "qwen7b", "messages": [{"role": "user", "content": "Hello"}]}'

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Chat with OpenAI: GPT-5.5 Pro — FAQ

OpenAI: GPT-5.5 Pro is an AI model by OpenAI on Free.ai. It supports up to 1,050,000 tokens of context. Costs approximately 77,625 tokens per message. Try OpenAI: GPT-5.5 Pro instantly — no sign up needed. Compare it side-by-side with other models.

OpenAI: GPT-5.5 Pro works well for general conversation, writing assistance, brainstorming, code help, and analysis. Try the sample prompts above to see its style.

About 77,625 tokens per average message. $1 buys 750,000 tokens, so even paid models cost cents per chat. Free accounts get 10,000 signup tokens plus a daily pool.

It depends on the task. /chat/compare/ lets you send the same prompt to OpenAI: GPT-5.5 Pro and any other model side-by-side — comparison is the fastest way to decide.

Yes. Outputs are yours — Free.ai does not claim rights to anything you generate.

1,050,000 tokens.

Replies stream token-by-token within ~1 second. Total response time depends on length and model size — small models stream faster, frontier models trade speed for depth.

Yes. Signed-in users see every chat in /account/?tab=history. You can also share a one-link copy of any conversation via the Share button.

Free.ai does not train models on your conversations. Self-hosted models stay on our GPUs. Premium models route to the upstream provider for inference.

Yes. POST to /v1/chat/ with model="openai/gpt-5.5-pro" and a messages array. Streaming SSE is supported. Full reference: /api/.

OpenAI: GPT-5.5 Pro is a premium model served by an external provider, so self-hosting is not available. Free.ai exposes it through token-based pricing.

Free accounts get 10,000 signup tokens plus a daily pool. When that runs out, top up starting at $1 (750K tokens) — no subscription required.

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