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Claude Sonnet 4
by Anthropic
CLOSEDHOSTEDCODING HELPWRITING HELPBRAINSTORMINGFAST RESPONSES
RANKED #41 OF 228 ASSISTANTS · OVERALL #72 OF 6,618 · VIBE SCORE 6.4 · 3,337 VOICES
A fast, capable AI assistant built for coding, writing, and everyday problem-solving.
HAPPY8.4
133 mentions
SAD6.6
146 mentions
VIBE TRAJECTORY
26 weeks · 1,634 voices
HOLDING UP
Recent vibe is steady. No clear fade in the crowd.
HOW TO USE IT
Closed model. Anthropic hosts it, so you use it through an app or an API.
PREFER OPEN SOURCE? THE CROWD HAS PICKS
Claude Sonnet 4 is closed, so you rent it. These open-weight models can genuinely stand in for it. Download once, own forever.
- OPEN WEIGHTS5.4
Llama 4 MaverickMetaPick it for top-tier multimodal reasoning and coding with a massive 1M context.🏆 NEAR-PEER QUALITY💻 STRONG AT CODE❤️ CROWD FAVORITE1.9k VOICESMATCH★★★ - OPEN WEIGHTS6.9
Kimi K3MoonshotPick it for frontier-level multimodal reasoning and long-horizon coding tasks.🏆 NEAR-PEER QUALITY💻 STRONG AT CODE💸 COST EFFICIENT1.7k VOICESMATCH★★★ - OPEN WEIGHTS7.5
Qwen3.8 27BAlibabaPick it to run a highly capable multimodal model locally on modest hardware.🪶 RUNS ON LESS💸 COST EFFICIENT🔒 PRIVATE & OFFLINE5.7k VOICESMATCH★★★
WHAT THE INTERNET SAYS
Users feel Claude Sonnet 4 is worth the price for its fast answers and strong coding and writing abilities. However, frequent outages, limits, occasional hallucinations, and preachy refusals frustrate some people.
2423 POSTS · 914 COMMENTS · X · DEV.TO · REDDIT · GITHUB · HACKER NEWS · BLUESKY · LEMMY · DEV FORUMS · BLOG
PEOPLE LOVE
- Popular for coding help (28 mentions)
- Good at writing and wording things (5 mentions)
- Answers come back fast (4 mentions)
PEOPLE COMPLAIN ABOUT
- People find it expensive (19 mentions)
- Outages, errors, or limits get in the way (17 mentions)
- Sometimes makes things up (12 mentions)
- Refuses or lectures more than people like (6 mentions)
TOPIC BY TOPIC
- PriceMIXED FEELINGS
22 thumbs up · 19 thumbs down
- Help with codeMOSTLY POSITIVE
28 thumbs up · 12 thumbs down
- Working when you need itA SORE SPOT
5 thumbs up · 17 thumbs down
- Getting facts rightA SORE SPOT
6 thumbs up · 12 thumbs down
- WritingMOSTLY POSITIVE
5 thumbs up · 4 thumbs down
- Saying no too muchA SORE SPOT
0 thumbs up · 6 thumbs down
- SpeedPEOPLE LOVE THIS
4 thumbs up · 0 thumbs down
LOOKING FOR AN ALTERNATIVE?
Checked picks first: tags say why you would switch, stars say how fully each one stands in for Claude Sonnet 4.
Grok 4.6
Gemini 3.7 Flash> SOURCES (12)
- REDDIT · 2025-08-14 · 2418 UPVOTESGPT-5 Just Finished Pokemon Red!
GPT-5 Just Finished Pokemon Red!
- REDDIT · 2026-01-07 · 1971 UPVOTESClaude???
Claude???
- REDDIT · 2026-06-19 · 1715 UPVOTESClaude gave me the number to a phone sex line instead of AMEX
Claude gave me the number to a phone sex line instead of AMEX
- REDDIT · 2025-06-24 · 1440 UPVOTESA federal judge has ruled that Anthropic's use of books to train Claude falls under fair use, and is legal under U.S. copyright law
A federal judge has ruled that Anthropic's use of books to train Claude falls under fair use, and is legal under U.S. copyright law
- LEMMY · 2026-07-13 · 1079 UPVOTESClaude speak
Claude speak
- REDDIT · 2025-08-12 · 1007 UPVOTESClaude Sonnet 4 now has 1 Million context in API - 5x Increase
Claude Sonnet 4 now has 1 Million context in API - 5x Increase
- X · 2026-08-15 · 982 UPVOTESMost of you are overpaying for AI subscriptions from Claude and ChatGPT and have no idea how cracked SuperGrok Heavy ($3
Most of you are overpaying for AI subscriptions from Claude and ChatGPT and have no idea how cracked SuperGrok Heavy ($3
- LEMMY · 2026-07-31 · 899 UPVOTESClaude, explain
Claude, explain
- LEMMY · 2025-06-08 · 834 UPVOTESApple just proved AI "reasoning" models like Claude, DeepSeek-R1, and o3-mini don't actually reason at all. They just memorize patterns…
Apple just proved AI "reasoning" models like Claude, DeepSeek-R1, and o3-mini don't actually reason at all. They just memorize patterns really well.
- REDDIT · 2025-07-08 · 829 UPVOTESLmao you’ve got to be kidding me
Lmao you’ve got to be kidding me
- REDDIT · 2025-06-25 · 774 UPVOTESAnthropic purchased millions of physical print books to digitally scan them for Claude
Anthropic purchased millions of physical print books to digitally scan them for Claude
- REDDIT · 2025-09-18 · 751 UPVOTESAnthropic just dropped a new ad for Claude - "Keep thinking"
Anthropic just dropped a new ad for Claude - "Keep thinking"