Specification

Release date: 18 Jul 2024
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
Context window: 128K tokens
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
Max output: 16.4K tokens
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
Knowledge cutoff: Oct 2023
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
Modalities: image, text
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
Input modalities: image, text
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
Output modalities: text
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
Tokenizer: GPT
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
File input: Yes
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
Openrouter id: openai/gpt-4o-mini-2024-07-18
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
Supported parameters: frequency_penalty, logit_bias, logprobs, max_tokens, prediction, presence_penalty, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_logprobs, top_p, web_search_options
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium

Each value shows its source, tier and observation time. Conflicting claims are kept side by side and flagged — never averaged. How AI Atlas records facts →

Provenance

Attributed facts

15

Source tiers

T215

Freshest observation

2 h ago

Conflicts

None

Modalities

Modalities: imagetext
Input: imagetext
Output: text

Capabilities

Tool calling
Yes
OpenRouter public model & pricing listing · T2
Structured output
Yes
OpenRouter public model & pricing listing · T2
Reasoning
Unavailable
Vision
Yes
OpenRouter public model & pricing listing · T2
Audio
Unavailable
Fine-tuning available
Unavailable

Context window: 128K tokens
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
Max output: 16.4K tokens
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
Knowledge cutoff: Oct 2023
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium
Tokenizer: GPT
Source:OpenRouter public model & pricing listingT2observed 2 h agomedium

Benchmark results
Benchmark	Score	Metric	Config	Evaluated	Source
Aider polyglot	3.6%	pass_rate_2	date=2024-12-21 · command=aider --model gpt-4o-mini-2024-07-18 · dirname=2024-12-21-18-41-18--polyglot-gpt-4o-mini · versions=0.69.2.dev	21 Dec 2024	aider.chatT2
Aider polyglot	100%	percent_cases_well_formed	date=2024-12-21 · command=aider --model gpt-4o-mini-2024-07-18 · dirname=2024-12-21-18-41-18--polyglot-gpt-4o-mini · versions=0.69.2.dev	21 Dec 2024	aider.chatT2

Scores are reported as published, with their evaluation configuration (harness, prompting, judge). Results with different configs are not directly comparable — see methodology.

Current prices

Current prices per 1M tokens
Provider	Input / 1M	Output / 1M	Cached in	Batch in / out	Context	Observed	Source
OpenAI APIopenai/gpt-4o-mini-2024-07-18	$0.15	$0.60	$0.075	—	128K	29 min ago	openrouter.aiT2

USD per 1M tokens as published by each provider (USD). Rows are append-only: every change is kept in the history below.

Available through 1

OpenAI API

Price history

Input price · USD / 1M tokens

Output price · USD / 1M tokens

OpenAI API

No hardware estimate available

Estimates need a parameter count; this model has none recorded from a source.

No lineage recorded

Lineage comes from explicit `derived_from`, `fine_tuned_from`, `distilled_from` and `quantized_from` relations stated by sources.

Papers 0

No papers linked yet.

Repositories 0

No repositories linked yet.

As of

Rewind the record: see this entity's attributes exactly as AI Atlas knew them on a given day.

Claim history

15 claims · 15 properties

Release daterelease_date1

Claim history for Release date
Value	Valid from → to	Status	Source	Confidence	Extractor
18 Jul 2024	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Context windowcontext_length1

Claim history for Context window
Value	Valid from → to	Status	Source	Confidence	Extractor
128K tokens	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Max outputmax_output_tokens1

Claim history for Max output
Value	Valid from → to	Status	Source	Confidence	Extractor
16.4K tokens	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Knowledge cutoffknowledge_cutoff1

Claim history for Knowledge cutoff
Value	Valid from → to	Status	Source	Confidence	Extractor
Oct 2023	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Modalitiesmodalities1

Claim history for Modalities
Value	Valid from → to	Status	Source	Confidence	Extractor
image, text	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Input modalitiesmodalities_input1

Claim history for Input modalities
Value	Valid from → to	Status	Source	Confidence	Extractor
image, text	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Output modalitiesmodalities_output1

Claim history for Output modalities
Value	Valid from → to	Status	Source	Confidence	Extractor
text	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Tokenizertokenizer1

Claim history for Tokenizer
Value	Valid from → to	Status	Source	Confidence	Extractor
GPT	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Descriptiondescription1

Claim history for Description
Value	Valid from → to	Status	Source	Confidence	Extractor
GPT-4o mini is OpenAI's newest model after [GPT-4 Omni](/models/openai/gpt-4o), supporting both text and image inputs with text outputs. As their most advanced small model, it is many multiples more affordable...	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

File inputfile_input1

Claim history for File input
Value	Valid from → to	Status	Source	Confidence	Extractor
Yes	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Openrouter idopenrouter_id1

Claim history for Openrouter id
Value	Valid from → to	Status	Source	Confidence	Extractor
openai/gpt-4o-mini-2024-07-18	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Structured outputstructured_output1

Claim history for Structured output
Value	Valid from → to	Status	Source	Confidence	Extractor
Yes	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Supported parameterssupported_parameters1

Claim history for Supported parameters
Value	Valid from → to	Status	Source	Confidence	Extractor
frequency_penalty, logit_bias, logprobs, max_tokens, prediction, presence_penalty, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_logprobs, top_p, web_search_options	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Tool callingtool_calling1

Claim history for Tool calling
Value	Valid from → to	Status	Source	Confidence	Extractor
Yes	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Visionvision1

Claim history for Vision
Value	Valid from → to	Status	Source	Confidence	Extractor
Yes	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Claims are temporal and append-only: a new observation closes the previous claim (valid_to) instead of overwriting it. Conflicting claims from different sources are kept side by side and flagged — never averaged. Methodology →

11 Sept 2026
Benchmark resultModelGPT-4o-mini (2024-07-18)OpenAI
GPT-4o-mini (2024-07-18) scores 100% on Aider polyglot
aider_leaderboard
aider.chat
11 Sept 2026
Benchmark resultModelGPT-4o-mini (2024-07-18)OpenAI
GPT-4o-mini (2024-07-18) scores 3.6% on Aider polyglot
aider_leaderboard
aider.chat
18 Jul 2024
New modelModelGPT-4o-mini (2024-07-18)OpenAI
New model: GPT-4o-mini (2024-07-18) (OpenAI)
openrouter
openrouter.ai
11 Sept 2026
Listed by providerModelGPT-4o-mini (2024-07-18)OpenAI
OpenAI API lists GPT-4o-mini (2024-07-18) at $0.15 in / $0.6 out per 1M tokens
openrouter
openrouter.ai

Full timeline →

Source documents
Source	Document	Type	Tier	Last observed	Snapshots
Aider polyglot leaderboard (data file on GitHub)	raw.githubusercontent.com/Aider-AI/aider/main/aider/website/_data/polyglot_leaderboard.yml	leaderboard	T2· Quality secondary	24 min ago	1
OpenRouter public model & pricing listing	openrouter.ai/api/v1/models	catalogue	T2· Quality secondary	29 min ago	2

Tier 1 = official/primary, 2 = quality secondary, 3 = community, 4 = unverified. Every snapshot is archived; see all sources and the methodology.