From be2801a415edb45e82672a65b2ebb09f3d4c4af2 Mon Sep 17 00:00:00 2001
From: mateo-berri <277851410+mateo-berri@users.noreply.github.com>
Date: Thu, 23 Apr 2026 12:13:18 -0700
Subject: [PATCH] feat: add gpt-5.5 to model cost map

Add gpt-5.5 entry with pricing from OpenAI flagship page:
input $5/1M, cached input $0.50/1M, output $30/1M, 272K context.
---
 ...odel_prices_and_context_window_backup.json | 36 +++++++++++++++++++
 model_prices_and_context_window.json          | 36 +++++++++++++++++++
 2 files changed, 72 insertions(+)

diff --git a/litellm/model_prices_and_context_window_backup.json b/litellm/model_prices_and_context_window_backup.json
index 04b68b8f4e..24fa93127e 100644
--- a/litellm/model_prices_and_context_window_backup.json
+++ b/litellm/model_prices_and_context_window_backup.json
@@ -19226,6 +19226,42 @@
         "supports_xhigh_reasoning_effort": true,
         "supports_minimal_reasoning_effort": true
     },
+    "gpt-5.5": {
+        "cache_read_input_token_cost": 5e-07,
+        "input_cost_per_token": 5e-06,
+        "litellm_provider": "openai",
+        "max_input_tokens": 272000,
+        "max_output_tokens": 128000,
+        "max_tokens": 128000,
+        "mode": "chat",
+        "output_cost_per_token": 3e-05,
+        "supported_endpoints": [
+            "/v1/chat/completions",
+            "/v1/batch",
+            "/v1/responses"
+        ],
+        "supported_modalities": [
+            "text",
+            "image"
+        ],
+        "supported_output_modalities": [
+            "text"
+        ],
+        "supports_function_calling": true,
+        "supports_native_streaming": true,
+        "supports_parallel_function_calling": true,
+        "supports_pdf_input": true,
+        "supports_prompt_caching": true,
+        "supports_reasoning": true,
+        "supports_response_schema": true,
+        "supports_system_messages": true,
+        "supports_tool_choice": true,
+        "supports_service_tier": true,
+        "supports_vision": true,
+        "supports_none_reasoning_effort": true,
+        "supports_xhigh_reasoning_effort": true,
+        "supports_minimal_reasoning_effort": true
+    },
     "gpt-5.4": {
         "cache_read_input_token_cost": 2.5e-07,
         "cache_read_input_token_cost_above_272k_tokens": 5e-07,
diff --git a/model_prices_and_context_window.json b/model_prices_and_context_window.json
index 04b68b8f4e..24fa93127e 100644
--- a/model_prices_and_context_window.json
+++ b/model_prices_and_context_window.json
@@ -19226,6 +19226,42 @@
         "supports_xhigh_reasoning_effort": true,
         "supports_minimal_reasoning_effort": true
     },
+    "gpt-5.5": {
+        "cache_read_input_token_cost": 5e-07,
+        "input_cost_per_token": 5e-06,
+        "litellm_provider": "openai",
+        "max_input_tokens": 272000,
+        "max_output_tokens": 128000,
+        "max_tokens": 128000,
+        "mode": "chat",
+        "output_cost_per_token": 3e-05,
+        "supported_endpoints": [
+            "/v1/chat/completions",
+            "/v1/batch",
+            "/v1/responses"
+        ],
+        "supported_modalities": [
+            "text",
+            "image"
+        ],
+        "supported_output_modalities": [
+            "text"
+        ],
+        "supports_function_calling": true,
+        "supports_native_streaming": true,
+        "supports_parallel_function_calling": true,
+        "supports_pdf_input": true,
+        "supports_prompt_caching": true,
+        "supports_reasoning": true,
+        "supports_response_schema": true,
+        "supports_system_messages": true,
+        "supports_tool_choice": true,
+        "supports_service_tier": true,
+        "supports_vision": true,
+        "supports_none_reasoning_effort": true,
+        "supports_xhigh_reasoning_effort": true,
+        "supports_minimal_reasoning_effort": true
+    },
     "gpt-5.4": {
         "cache_read_input_token_cost": 2.5e-07,
         "cache_read_input_token_cost_above_272k_tokens": 5e-07,