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GPT API Pricing Comparison 2026

OpenAI's GPT family includes GPT-4o, GPT-4 Turbo, and GPT-3.5 — the most widely used commercial LLMs, available through OpenAI and resellers.

103
Models
5
Providers
$0.058
Cheapest/1M
0
Open Weight

What is the cheapest GPT model?

The cheapest GPT API is OpenAI: gpt-oss-20b via Deepinfra at $0.058 per million tokens (blended). There are 103 GPT models across 5 providers.

All GPT Models by Price

101 models
#ModelInputOutput
59GPT Image 1 5
$5.00Free
70GPT 5.2 Codex
$1.75$14.00
71GPT 5.2 Chat Latest
$1.75$14.00
72GPT 5 2
$1.75$14.00
74GPT 5.2 Chat
$1.75$14.00
96GPT 5.2 Pro
$21.00$168.00
19GPT 5.1 Codex Mini
$0.250$2.00
45GPT 5 1
$1.25$10.00
48GPT 5.1 Chat Latest
$1.25$10.00
49GPT 5.1 Codex
$1.25$10.00
51GPT 5.1 Codex Max
$1.25$10.00
52GPT 5.1 Chat
$1.25$10.00
43GPT 5 Search Api
$1.25$10.00
25GPT Realtime Mini
$0.600$2.40
27GPT Audio Mini
$0.600$2.40
95GPT 5 Pro
$15.00$120.00
65GPT Audio
$2.50$10.00
79GPT Realtime
$4.00$16.00
6GPT 5 Nano
$0.050$0.400
18GPT 5 Mini
$0.250$2.00
38OpenAI: GPT-5 Image Mini
$3.00$2.40
44GPT 5 Chat
$1.25$10.00
46GPT 5 Codex
$1.25$10.00
47GPT 5 Chat Latest
$1.25$10.00
50GPT 5
$1.25$10.00
83OpenAI: GPT-5 Image
$12.00$12.00
1OpenAI: gpt-oss-20b
20B
$0.030$0.140
2OpenAI: gpt-oss-120b
120B
$0.039$0.190
3OpenAI: gpt-oss-120b (exacto)
120B
$0.047$0.228
4OpenAI: gpt-oss-safeguard-20b
20B
$0.070$0.200
5GPT Oss 20B 1 0
$0.070$0.300
8GPT Oss Safeguard 120B
$0.150$0.600
13GPT Oss 120B 1 0
$0.150$0.600
31GPT Image 1 Mini
$2.00Free
58GPT Image 1
$5.00Free
7GPT 4.1 Nano
$0.100$0.400
14ft:gpt-4.1-nano-2025-04-14
$0.200$0.800
20GPT 4.1 Mini
$0.400$1.60
30ft:gpt-4.1-mini-2025-04-14
$0.800$3.20
53GPT 4 1
$2.00$8.00
76ft:gpt-4.1-2025-04-14
$3.00$12.00
60Chatgpt Image Latest
$5.00Free
37GPT 4o Mini Transcribe
$1.25$5.00
61GPT 4o Mini TTS
$2.50$10.00
12GPT 4o Mini Search Preview
$0.150$0.600
64GPT 4o Search Preview
$2.50$10.00
101GPT 4.5 Preview
$75.00$150.00
9GPT-4o Mini Audio Preview
$0.150$0.600
26GPT-4o Mini Realtime Preview
$0.600$2.40
63GPT 4o Audio Preview
$2.50$10.00

Frequently Asked Questions

The cheapest GPT model is OpenAI: gpt-oss-20b via Deepinfra at $0.058 per million tokens (blended rate). Prices vary across providers — Sector HQ tracks them all.