chore(pricing): Update openai pricing

[siddharthsambharia-portkey]

🔄 Pricing Update: openai

📊 Summary (complete_diff mode)

Change Type	Count
➕ Models added	0
🔄 Models updated (merged)	20

🔄 Updated Models

• gpt-4.1-nano
• gpt-4.1-nano-2025-04-14
• 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-1.5
• chatgpt-image-latest
• gpt-image-1
• gpt-image-1-mini

Model-to-Pricing-Page Mapping

Batch	Models	Source
GPT-5.x family	gpt-5.4, gpt-5.4-pro, gpt-5.3-chat-latest, gpt-5.2, gpt-5.2-pro, gpt-5.1, gpt-5, gpt-5-pro, gpt-5-mini, gpt-5-nano + all dated variants	Standard tier — Text tokens table
GPT-5 codex/search	gpt-5.3-codex, gpt-5.2-codex, gpt-5.1-codex-max, gpt-5.1-codex, gpt-5.1-codex-mini, gpt-5-codex, gpt-5-search-api, codex-mini-latest	Standard tier — Text tokens table
GPT-4.x family	gpt-4.1, gpt-4.1-mini, gpt-4.1-nano, gpt-4o (all variants), gpt-4o-mini, gpt-4o-search-preview, gpt-4o-mini-search-preview	Standard tier — Text tokens table
GPT-4 legacy	gpt-4-turbo, gpt-4-turbo-preview, gpt-4-0125-preview, gpt-4, gpt-4-0613, gpt-4-0314, gpt-4-1106-preview	Standard tier — Legacy models table
O-series	o1, o1-pro, o3, o3-pro, o3-mini, o3-deep-research, o4-mini, o4-mini-deep-research + dated variants	Standard tier — Text tokens table
Computer use	computer-use-preview, computer-use-preview-2025-03-11	Standard tier — Text tokens table
Realtime/Audio	gpt-realtime, gpt-realtime-1.5, gpt-realtime-mini, gpt-4o-realtime-preview, gpt-4o-mini-realtime-preview + all variants	Audio tokens + Standard text tables
Audio models	gpt-audio, gpt-audio-1.5, gpt-audio-mini, gpt-4o-audio-preview, gpt-4o-mini-audio-preview + variants	Audio tokens + Standard text tables
TTS/Transcribe	gpt-4o-mini-tts, gpt-4o-transcribe, gpt-4o-transcribe-diarize, gpt-4o-mini-transcribe + variants	Transcription and speech generation table
Whisper/TTS legacy	whisper-1 ($0.006/min), tts-1 ($15/1M chars), tts-1-hd ($30/1M chars) + -1106 variants	Other models table
Image generation	gpt-image-1.5, chatgpt-image-latest, gpt-image-1, gpt-image-1-mini, dall-e-3, dall-e-2	Image generation table (per-image pricing)
Video	sora-2, sora-2-pro	Video table (per second pricing)
Embeddings	text-embedding-3-small, text-embedding-3-large, text-embedding-ada-002	Embeddings table
Moderation	omni-moderation-latest, omni-moderation-2024-09-26	Free (moderation section)
GPT-3.5	gpt-3.5-turbo, gpt-3.5-turbo-0125, gpt-3.5-turbo-1106, gpt-3.5-turbo-16k, gpt-3.5-turbo-instruct, gpt-3.5-turbo-instruct-0914	Standard tier — Legacy models table
Base models	davinci-002, babbage-002	Standard tier — Legacy models table

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Generated by Pricing Agent on 2026-03-09