Promptmetheus

Prompt Engineering Tools for LLMs

[Promptmetheus @PromptmetheusAI]

Anthropic Claude Fable 5 is now available

[Promptmetheus @PromptmetheusAI]

Anthropic Claude Opus 4.8 is now available

[Promptmetheus @PromptmetheusAI]

DeepMind Gemini 3.5 Flash is now available

[Promptmetheus @PromptmetheusAI]

xAI grok-4.3 is now available

[Promptmetheus @PromptmetheusAI]

New models:
– OpenAI GPT-5.5
– DeepSeek V4
– MoonshotAI Kimi 2.6

[Promptmetheus @PromptmetheusAI]

Gemma 4 is now available via OpenRouter

[Promptmetheus @PromptmetheusAI]

Promptmetheus is not affected by the LiteLLM supply chain attack.

[Promptmetheus @PromptmetheusAI]

OpenAI GPT-5.4 mini and nano are live

[Promptmetheus @PromptmetheusAI]

OpenAI GPT-5.4 is live

[Promptmetheus @PromptmetheusAI]

Google Gemini 3.1 Pro is live

[Promptmetheus @PromptmetheusAI]

Anthropic Sonnet 4.6 is live

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@Xclusiv ✌🏽

[Promptmetheus @PromptmetheusAI]

Anthropic Opus 4.6 is live

[Promptmetheus @PromptmetheusAI]

And a couple new default models:
– OpenAI GPT-5.2
– Mistral Devstral 2
– Venice Claude 4.5 Opus, Grok 4.1 Fast, DeepMind Gemini 3 Pro

[Promptmetheus @PromptmetheusAI]

Custom Provider and Model configuration beta is live, meaning you can now connect to any LLM that is compatible with the @LiteLLM SDK.

[Promptmetheus @PromptmetheusAI]

LLM Knowledge Base: Lost-in-the-Middle Effect
https://t.co/WKFQ8z7AhJ

[Promptmetheus @PromptmetheusAI]

Support for @AnthropicAI Claude Opus 4.5 is live

[Promptmetheus @PromptmetheusAI]

@aiwithjainam If you want to further optimize them, check out our Prompt IDE ;)

[Promptmetheus @PromptmetheusAI]

Grok 4.1 Fast and Grok Code Fast 1 by @xai are available now

[Promptmetheus @PromptmetheusAI]

Gemini 3 Pro is live