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Using o200k_base. Message framing is extra.

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The text model directory

Fresh data. Fewer guesses.

Context is the total working window. Maximum output is a separate limit. Prices below are standard USD per million tokens.

73 models

ModelContextMax outputInput / 1MOutput / 1MCapabilities
GPT-6 Astraopenai · gpt-6-astra
Long context pricingAbove 272,000 input tokens: $20 input / $75 output per 1M
1,050,000128,000$10$1 cached$50Vision · Reasoning
Gemini 3.8 Flashgoogle · gemini-3.8-flash1,048,57665,536$0.75$0.075 cached$3.75Vision · Reasoning
Claude Fable 5.1anthropic · claude-fable-5-11,000,000128,000$10$0.25 cached$50Vision · Reasoning
Gemini 3.7 Flashgoogle · gemini-3.7-flash1,048,57665,536$0.75$0.075 cached$3.75Vision · Reasoning
Gemini Flash Latestgoogle · gemini-flash-latest1,048,57665,536$0.75$0.075 cached$3.75Vision · Reasoning
Claude Opus 5anthropic · claude-opus-51,000,000128,000$5$0.5 cached$25Vision · Reasoning
Gemini 3.6 Flashgoogle · gemini-3.6-flash1,048,57665,536$0.75$0.075 cached$3.75Vision · Reasoning
Gemini 3.5 Flash Litegoogle · gemini-3.5-flash-lite1,048,57665,536$0.3$0.03 cached$2.5Vision · Reasoning
Gemini Flash-Lite Latestgoogle · gemini-flash-lite-latest1,048,57665,536$0.3$0.03 cached$2.5Vision · Reasoning
GPT-5.6 Solopenai · gpt-5.6-sol
Long context pricingAbove 272,000 input tokens: $8 input / $30 output per 1M
1,050,000128,000$4$0.4 cached$20Vision · Reasoning
GPT-5.6 Lunaopenai · gpt-5.6-luna
Long context pricingAbove 272,000 input tokens: $0.4 input / $1.8 output per 1M
1,050,000128,000$0.2$0.02 cached$1.2Vision · Reasoning
GPT-5.6openai · gpt-5.6
Long context pricingAbove 272,000 input tokens: $8 input / $30 output per 1M
1,050,000128,000$4$0.4 cached$20Vision · Reasoning
GPT-5.6 Terraopenai · gpt-5.6-terra
Long context pricingAbove 272,000 input tokens: $4 input / $18 output per 1M
1,050,000128,000$2$0.2 cached$12Vision · Reasoning
Claude Sonnet 5anthropic · claude-sonnet-51,000,000128,000$2$0.2 cached$10Vision · Reasoning
Claude Fable 5anthropic · claude-fable-51,000,000128,000$10$1 cached$50Vision · Reasoning
Claude Opus 4.8anthropic · claude-opus-4-81,000,000128,000$5$0.5 cached$25Vision · Reasoning
Gemini 3.5 Flashgoogle · gemini-3.5-flash1,048,57665,536$1.5$0.15 cached$9Vision · Reasoning
Gemini 3.1 Flash Litegoogle · gemini-3.1-flash-lite1,048,57665,536$0.25$0.025 cached$1.5Vision · Reasoning
GPT-5.5 Proopenai · gpt-5.5-pro
Long context pricingAbove 272,000 input tokens: $60 input / $270 output per 1M
1,050,000128,000$30$180Vision · Reasoning
GPT-5.5openai · gpt-5.5
Long context pricingAbove 272,000 input tokens: $10 input / $45 output per 1M
1,050,000128,000$5$0.5 cached$30Vision · Reasoning
Deep Research Max Preview (Apr-21-2026)google · deep-research-max-preview-04-2026
Long context pricingAbove 200,000 input tokens: $4 input / $18 output per 1M
131,07265,536$2$0.2 cached$12Vision · Reasoning
Deep Research Preview (Apr-21-2026)google · deep-research-preview-04-2026
Long context pricingAbove 200,000 input tokens: $4 input / $18 output per 1M
131,07265,536$2$0.2 cached$12Vision · Reasoning
Claude Opus 4.7anthropic · claude-opus-4-71,000,000128,000$5$0.5 cached$25Vision · Reasoning
Gemma 4 26B A4B ITgoogle · gemma-4-26b-a4b-it262,14432,768UnavailableUnavailableVision · Reasoning
Gemma 4 31B ITgoogle · gemma-4-31b-it262,14432,768UnavailableUnavailableVision · Reasoning
GPT-5.4 nanoopenai · gpt-5.4-nano400,000128,000$0.2$0.02 cached$1.25Vision · Reasoning
GPT-5.4 miniopenai · gpt-5.4-mini400,000128,000$0.75$0.075 cached$4.5Vision · Reasoning
GPT-5.4openai · gpt-5.4
Long context pricingAbove 272,000 input tokens: $5 input / $22.5 output per 1M
1,050,000128,000$2.5$0.25 cached$15Vision · Reasoning
GPT-5.4 Proopenai · gpt-5.4-pro
Long context pricingAbove 272,000 input tokens: $60 input / $270 output per 1M
1,050,000128,000$30$180Vision · Reasoning
GPT-5.3 Chat (latest)openai · gpt-5.3-chat-latest · deprecated128,00016,384$1.75$0.175 cached$14Vision
Gemini 3.1 Flash Lite Previewgoogle · gemini-3.1-flash-lite-preview · deprecated1,048,57665,536$0.25$0.025 cached$1.5Vision · Reasoning
Gemini 3.1 Pro Preview Custom Toolsgoogle · gemini-3.1-pro-preview-customtools
Long context pricingAbove 200,000 input tokens: $4 input / $18 output per 1M
1,048,57665,536$2$0.2 cached$12Vision · Reasoning
Gemini 3.1 Pro Previewgoogle · gemini-3.1-pro-preview
Long context pricingAbove 200,000 input tokens: $4 input / $18 output per 1M
1,048,57665,536$2$0.2 cached$12Vision · Reasoning
Claude Sonnet 4.6anthropic · claude-sonnet-4-61,000,000128,000$3$0.3 cached$15Vision · Reasoning
GPT-5.3 Codex Sparkopenai · gpt-5.3-codex-spark128,00032,000$1.75$0.175 cached$14Vision · Reasoning
GPT-5.3 Codexopenai · gpt-5.3-codex400,000128,000$1.75$0.175 cached$14Vision · Reasoning
Claude Opus 4.6anthropic · claude-opus-4-61,000,000128,000$5$0.5 cached$25Vision · Reasoning
Gemini 3 Flash Previewgoogle · gemini-3-flash-preview1,048,57665,536$0.5$0.05 cached$3Vision · Reasoning
GPT-5.2 Proopenai · gpt-5.2-pro400,000128,000$21$168Vision · Reasoning
GPT-5.2openai · gpt-5.2400,000128,000$1.75$0.175 cached$14Vision · Reasoning
GPT-5.2 Chatopenai · gpt-5.2-chat-latest · deprecated128,00016,384$1.75$0.175 cached$14Vision · Reasoning
Claude Opus 4.5 (latest)anthropic · claude-opus-4-5200,00064,000$5$0.5 cached$25Vision · Reasoning
Claude Opus 4.5anthropic · claude-opus-4-5-20251101200,00064,000$5$0.5 cached$25Vision · Reasoning
GPT-5.1openai · gpt-5.1400,000128,000$1.25$0.125 cached$10Vision · Reasoning
Claude Haiku 4.5anthropic · claude-haiku-4-5-20251001200,00064,000$1$0.1 cached$5Vision · Reasoning
Claude Haiku 4.5 (latest)anthropic · claude-haiku-4-5200,00064,000$1$0.1 cached$5Vision · Reasoning
Gemini 2.5 Computer Use Preview 10-2025google · gemini-2.5-computer-use-preview-10-2025
Long context pricingAbove 200,000 input tokens: $2.5 input / $15 output per 1M
131,07265,536$1.25$10Vision · Reasoning
GPT-5 Proopenai · gpt-5-pro400,000272,000$15$120Vision · Reasoning
Claude Sonnet 4.5anthropic · claude-sonnet-4-5-202509291,000,00064,000$3$0.3 cached$15Vision · Reasoning
Claude Sonnet 4.5 (latest)anthropic · claude-sonnet-4-51,000,00064,000$3$0.3 cached$15Vision · Reasoning
GPT-5 Nanoopenai · gpt-5-nano400,000128,000$0.05$0.005 cached$0.4Vision · Reasoning
GPT-5 Miniopenai · gpt-5-mini400,000128,000$0.25$0.025 cached$2Vision · Reasoning
GPT-5openai · gpt-5400,000128,000$1.25$0.125 cached$10Vision · Reasoning
Gemini 2.5 Flash-Litegoogle · gemini-2.5-flash-lite1,048,57665,536$0.1$0.01 cached$0.4Vision · Reasoning
Gemini 2.5 Progoogle · gemini-2.5-pro
Long context pricingAbove 200,000 input tokens: $2.5 input / $15 output per 1M
1,048,57665,536$1.25$0.125 cached$10Vision · Reasoning
Gemini 2.5 Flashgoogle · gemini-2.5-flash1,048,57665,536$0.3$0.03 cached$2.5Vision · Reasoning
o3-proopenai · o3-pro200,000100,000$20$80Vision · Reasoning
o4-miniopenai · o4-mini · deprecated200,000100,000$1.1$0.275 cached$4.4Vision · Reasoning
o3openai · o3200,000100,000$2$0.5 cached$8Vision · Reasoning
GPT-4.1 nanoopenai · gpt-4.1-nano · deprecated1,047,57632,768$0.1$0.025 cached$0.4Vision
GPT-4.1 miniopenai · gpt-4.1-mini1,047,57632,768$0.4$0.1 cached$1.6Vision
GPT-4.1openai · gpt-4.11,047,57632,768$2$0.5 cached$8Vision
o1-proopenai · o1-pro · deprecated200,000100,000$150$600Vision · Reasoning
o3-miniopenai · o3-mini · deprecated200,000100,000$1.1$0.55 cached$4.4Reasoning
o1openai · o1 · deprecated200,000100,000$15$7.5 cached$60Vision · Reasoning
GPT-4o (2024-11-20)openai · gpt-4o-2024-11-20128,00016,384$2.5$1.25 cached$10Vision
GPT-4o (2024-08-06)openai · gpt-4o-2024-08-06128,00016,384$2.5$1.25 cached$10Vision
GPT-4o miniopenai · gpt-4o-mini128,00016,384$0.15$0.075 cached$0.6Vision
GPT-4o (2024-05-13)openai · gpt-4o-2024-05-13 · deprecated128,0004,096$5$15Vision
GPT-4oopenai · gpt-4o128,00016,384$2.5$1.25 cached$10Vision
GPT-4 Turboopenai · gpt-4-turbo · deprecated128,0004,096$10$30Vision
GPT-4openai · gpt-4 · deprecated8,1928,192$30$60Text
GPT-3.5-turboopenai · gpt-3.5-turbo · deprecated16,3854,096$0.5$0 cached$1.5Text

Refreshing model data… · Models.dev · 2026-09-12Community maintained metadata and standard USD pricing. Provider terms and availability can differ.

01

A token is a piece, not a word.

Tokens can represent words, parts of words, spaces, punctuation, or bytes. Language and the selected tokenizer change the count. Try the multilingual example above.

02

A prompt is more than its text.

Messages, tool definitions, files, and images add input tokens. A local tokenizer counts the text you entered. A provider count measures the request you actually send.

03

Input and output have different prices.

The counter estimates input only. Generated output, reasoning tokens, tools, caching, batch discounts, and long context pricing can change a real bill.

04

Images need their own rules.

There is no universal tokens-per-image or tokens-per-second formula. The model, image detail, resolution, and modality determine the count.

Explore image tokens →
Sources and accuracy

The local OpenAI counter is an encoding estimate, not a billing measurement. New or unsupported tokenizers display no invented count.

OpenAI token counting · Claude token counting · Gemini countTokens

The directory refreshes on a visit after its 24 hour cache expires. A saved copy remains available if the feed fails. A refresh timestamp indicates retrieval, not independent verification of every model field. Model availability depends on the provider account.