📉 OpenAI's share of the API model market has dropped by half in just 2.5 years

📉 OpenAI's share of the API model market has dropped by half in just 2.5 years!

Thought most coding tools were all about Claude? 🤔 Turns out, you were onto something! Check out this eye-opening graph from Menlo Ventures’ mid-2025 LLM market update.

1/ So, how have the key players' shares changed over the last few years for API connections?

▪️Anthropic: 12% (2023) => 🟢 24% (2024) => 🟢 32% (mid-2025);

▪️OpenAI: 50% (2023) => 🔴 34% (2024) => 🔴 25% (mid-2025);

▪️Google: 7% (2023) => 🟢 12% (2024) => 🟢 20% (mid-2025);

▪️Meta (now banned in Russia): 16% (2023) => ⚪️16% (2024) => 🔴9% (mid-2025).

2/ This doesn't directly show coding tool shares, but there’s a separate chart for that:

▪️Anthropic: 42%;

▪️OpenAI: 21%;

▪️Google: 16%;

▪️Meta: 10%;

▫️Other: 11%.

🔹Looks like Anthropic's coding share is even higher than its overall API requests. Guess enterprise clients are really vibing with Claude for coding! 💻

3/ Fun fact: Companies spent $8.4B on API models in Q1 of 2025—over double the $3.5B from all of 2024. 💸

👉 Want to dive into other topics like open-source models and why companies are switching things up? Check out the full article here: https://menlovc.com/perspective/2025-mid-year-llm-market-update/