OpenAI

OpenAI

LLMFREE TIER

GPT-4o, o3, o1 — the benchmark everyone chases

Operational

All systems responding normally

Last checked 21/09/2026, 9:43:17 am

321ms response

Uptime History100.00% uptime
2026-09-19Today

Uptime

100.00%

Avg Latency

315ms

P95 Latency

398ms

Fastest

192ms

Checks

150

Response Time

Last 60 checks
192ms min315ms avg639ms max

💰 Pricing

gpt-4o
Input: $2.5/1MOutput: $10/1M

gpt-4o-mini: $0.15/$0.60

text-embedding-3-small
Input: $0.02/1MEmbed: $0.02/1M

text-embedding-3-large: $0.13/1M

⚡ Rate Limits

free
RPM: 3TPM: 40,000RPD: 200

Tier 0 (new accounts). Upgrade by adding payment method.

tier1
RPM: 500TPM: 200,000RPD: 10,000

After $5 spend. GPT-4o limits.

tier2
RPM: 5,000TPM: 2,000,000

After $50 spend (30d).

tier4
RPM: 10,000TPM: 10,000,000

After $250 spend (30d).

🤖 Models (5)

ModelTaskContextVisionToolsJSON
GPT-4omultimodal128k✅✅✅
GPT-4o Mini

Best cost/performance for simple tasks

llm128k✅✅✅
o3

Extended reasoning. $10/$40 per 1M tokens

llm200k✅✅✅
o4-mini

Fast reasoning. $1.10/$4.40 per 1M tokens

llm200k✅✅✅
Embedding 3 Smallembedding8k———

Recent Checks

Showing last 15
Operational
321ms21 Sept, 09:43 am
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353ms21 Sept, 09:34 am
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397ms21 Sept, 07:53 am
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272ms21 Sept, 07:42 am
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315ms21 Sept, 07:34 am
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289ms21 Sept, 07:21 am
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319ms21 Sept, 07:09 am
Operational
323ms21 Sept, 06:52 am