chore(pricing): Update openai pricing

[siddharthsambharia-portkey]

🔄 Pricing Update: openai

📊 Summary (complete_diff mode)

Change Type	Count
➕ Models added	0
🔄 Models updated (merged)	21

🔄 Updated Models

• gpt-4.1-nano
• gpt-4.1-nano-2025-04-14
• gpt-4o-2024-08-06
• o4-mini-deep-research-2025-06-26
• codex-mini-latest
• gpt-realtime
• gpt-realtime-2025-08-28
• gpt-realtime-mini
• gpt-4o-mini-realtime-preview
• gpt-4o-mini-realtime-preview-2024-12-17
• gpt-audio-mini
• gpt-4o-audio-preview
• gpt-4o-mini-audio-preview-2024-12-17
• gpt-4o-mini-tts
• gpt-4o-transcribe
• gpt-4o-mini-transcribe
• whisper-1
• gpt-image-1
• gpt-image-1-mini
• gpt-image-1.5
• chatgpt-image-latest

Model-to-Pricing-Page Mapping

Model Family	Pricing Page Section
gpt-5.4, gpt-5.4-pro	Text tokens → Standard → Our latest models
gpt-5.3, gpt-5.2, gpt-5.1, gpt-5, gpt-5-mini, gpt-5-nano	Text tokens → Standard → All models
gpt-5.x-pro, gpt-5.x-codex, gpt-5.x-chat-latest	Text tokens → Standard → All models
gpt-4.1, gpt-4.1-mini, gpt-4.1-nano	Text tokens → Standard → All models
gpt-4o family	Text tokens → Standard → All models
o1, o1-pro, o3, o3-pro, o3-mini, o4-mini	Text tokens → Standard → All models
o3-deep-research, o4-mini-deep-research	Text tokens → Standard → All models
computer-use-preview	Text tokens → Standard → All models
gpt-realtime, gpt-realtime-mini	Text + Image + Audio tokens sections
gpt-4o-realtime-preview, gpt-4o-mini-realtime-preview	Text + Audio tokens sections
gpt-audio, gpt-audio-mini	Text + Audio tokens sections
gpt-4o-audio-preview, gpt-4o-mini-audio-preview	Text + Audio tokens sections
gpt-4o-mini-tts	Transcription and speech generation
gpt-4o-transcribe, gpt-4o-mini-transcribe	Transcription and speech generation
whisper-1	Transcription and speech generation → Other models
tts-1, tts-1-hd	Transcription and speech generation → Other models
sora-2, sora-2-pro	Video section
dall-e-2, dall-e-3	Image generation section
gpt-image-1, gpt-image-1-mini, gpt-image-1.5, chatgpt-image-latest	Image generation + Image tokens sections
text-embedding-3-small/large, text-embedding-ada-002	Embeddings section
omni-moderation-*	Moderation section (free)
gpt-4-turbo, gpt-4, gpt-3.5-turbo family	Legacy models section
davinci-002, babbage-002	Legacy models section

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Generated by Pricing Agent on 2026-03-12