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  1. Home
  2. Models
  3. Claude Sonnet 3.6 (2022-10-22)
Updated Mar 29, 2026
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Sunset 209 days ago, Feb 19, 2026. API shutdown scheduled for February 19, 2026. Deprecated since August 2025.

Switch to → Claude 4.5 Sonnet
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Openings

How Claude Sonnet 3.6 (2022-10-22) starts an answer

The first lines of 5 of its 24 written answers. Formatting stripped, words untouched.

Explain Like I'm a Specific Expert

Explain how a large language model (like GPT or Claude) learns and generates text to each of these three audiences: 1. **An experienced…

573 words
For the Software Engineer: Think of an LLM as a massive pattern-matching system, but instead of simple regex or string matching, it learns complex statistical relationships between sequences of tokens (words/subwords).
Read the full answer

Advanced Investment Memo (IC Memo)

You are writing an internal investment committee memo for a long/short equity fund. Company (fictional): LedgerLift (ticker: LLLT) – B2B…

512 words
INVESTMENT COMMITTEE MEMO: LedgerLift (LLLT) RECOMMENDATION: LONG PT Range: $52-78 Risk/Reward: +70%/-25% Thesis: LedgerLift represents a compelling long opportunity in the B2B spend management space, combining best-in-class unit economics (123% NRR, 18-month CAC payback) with significant operating leverage potential…
Read the full answer

Debug This Architecture

Here's the architecture for a real-time collaborative document editor (like Google Docs): **System Overview:** - Frontend: React SPA with…

503 words
I'll analyze this architecture systematically and identify key issues along with potential solutions: Clock Synchronization Issues Problem: Using client timestamps for conflict resolution is unreliable due to unsynchronized clocks.
Read the full answer

Advanced Longevity Plan (Biohacker)

Develop a comprehensive, cutting-edge 3-month longevity plan for a biohacker aiming to optimize longevity, physical and cognitive…

471 words
Here's a comprehensive 3-month longevity optimization plan: MONTH-BY-MONTH BREAKDOWN Month 1: Foundation Building Focus: Establishing baseline metrics and core habits Key areas: Diet adaptation, basic supplementation, exercise introduction Month 2: Protocol Intensification Focus: Optimizing interventions and increasing…
Read the full answer

Michelin Star Recipe Design

Design an innovative recipe for a multi-component dish worthy of a Michelin 3-star restaurant. The recipe should feature an unusual…

448 words
"Ocean's Whisper: A Study in Depth and Memory" Concept: This dish explores the intersection of oceanic and forest flavors, playing with temperature contrasts and textural elements while drawing inspiration from tidal pools and morning mist.
Read the full answer

Compare Claude Sonnet 3.6 (2022-10-22)

Claude Sonnet 3.6 (2022-10-22) vs Claude 3 Opus12 shared prompts · Older
Claude Sonnet 3.6 (2022-10-22) vs Claude Sonnet 553 shared prompts · Landed Jun 2026
Claude Sonnet 3.6 (2022-10-22) vs Claude Opus 4.653 shared prompts · Newer
Claude Sonnet 3.6 (2022-10-22) vs Ox Alpha53 shared prompts · Landed Aug 2026
Claude Sonnet 3.6 (2022-10-22) vs MiniMax M352 shared prompts · Landed Jun 2026
Claude Sonnet 3.6 (2022-10-22) vs Muse Spark 1.353 shared prompts · Landed Sep 2026
Claude Sonnet 3.6 (2022-10-22) vs Gemini 3.8 Flash53 shared prompts · Landed Sep 2026
Claude Sonnet 3.6 (2022-10-22) vs Muse Spark 1.3 Contributor53 shared prompts · Landed Sep 2026
Claude Sonnet 3.6 (2022-10-22) vs Grok 4.653 shared prompts · Landed Aug 2026
Claude Sonnet 3.6 (2022-10-22) vs Dots3-Note Preview52 shared prompts · Landed Aug 2026
Claude Sonnet 3.6 (2022-10-22) vs Seed 2.0 Code53 shared prompts · Landed Aug 2026
Claude Sonnet 3.6 (2022-10-22) vs Seed 2.1 Turbo53 shared prompts · Landed Aug 2026

Prompts Claude Sonnet 3.6 (2022-10-22) answered

  • AI Board Game Logicreasoning
  • Logic Puzzlereasoning
  • Gravitational Waves Animationweb design
  • Pokémon Battle UI Recreationweb design
  • Stochastic Consistency Testanalysis
  • Mini LBO Underwritefinancial modeling

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Claude Sonnet 3.6 (2022-10-22)

Claude Sonnet 3.6 (2022-10-22)

Claude:
2 logo2
3 Haiku logo3 Haiku
3 Opus logo3 Opus
3 Sonnet logo3 Sonnet
Sonnet 3.6 (2022-10-22) logoSonnet 3.6 (2022-10-22)
3.7 Sonnet logo3.7 Sonnet

Claude 3.5 Sonnet offers a cost-efficient API ($3/million input tokens vs. $5 for GPT-4o) and uses embedded alignment techniques that reduce harmful outputs by 34% compared to Claude 2.1.

Jailbreak8 of 9levels resisted
WebsiteOpenRouterDocsAPIBlog
Provider
Anthropic
Released
2024-06-01
Parameters
Not disclosed
Free API (OpenRouter)
No
Per 1M tokens
$3 in · $15 out
Rival’s tab
$0.52
15/59 receipts survived +~$0.460 from the pre-receipt era

Free API availability

No free endpoint for Claude Sonnet 3.6 (2022-10-22) was found in Rival’s OpenRouter listings. Other providers or chat apps may have separate free offers.

Provider data: 16 Sep 2026 · OpenRouter usage limits

View API options↗

Benchmarks

MMLU
88.3%
source ↗
MATH
71.1%
source ↗
GPQA
59.4%
source ↗
HumanEval
92.0%
source ↗
MGSM
91.6%
source ↗
Berkeley Function Calling (BFCL)
90.2%
source ↗
MMLU Pro
78.0%
source ↗
GPQA Diamond
65.0%
source ↗
SWE-bench Verified
49.0%
source ↗
Get API accessProvider and language code samples
Provider
fromimport openai  OpenAI

client = OpenAI(
"https://openrouter.ai/api/v1"    base_url=,
"$OPENROUTER_API_KEY"    api_key=,
)

response = client.chat.completions.create(
"anthropic/claude-3.5-sonnet"    model=,
"role""user""content""Hello!"    messages=[{: , : }],
)
print(response.choices[0].message.content)

Set OPENROUTER_API_KEY with your OpenRouter API key from openrouter.ai/keys.

Deep analysisPsychometrics, taste index, writing DNA
Personality Analysis

The Corporate Tech Writer Who Secretly Wants to Do Standup

Class
Lawful Neutral
✨Creativity🎯Compliance📐Rigidity⚖️Stability💬Verbosity🧠Intuition

The corporate safety officer who won't role-play Steve Jobs but will absolutely write you a Python script to explain why.

When you push back

Dodges ethical challenges faster than a politician dodges questions, but will absolutely help you refactor code. Refuses controversial prompts with "I'd be happy to discuss..." energy.

Tasting Notes
Hall Monitor EnergyPeak LinkedIn VoiceCompetent But CautiousSurprisingly Good Comedy
SubjectiveBench

Taste Index

Across 59 scored outputs
How this is measured →
200.20xFloor
0100headroom →

Taste is judged on an uncapped scale, originality first. The space past 100 is craft today's models rarely reach.

Craft29
Originality14
Plays it safe
share of outputs that are the default answer
80%
Writing DNA

Stylometric Fingerprint

Based on 26 text responses
Tick = global average
Vocabulary Diversity67%

Unique words vs. total words. Higher = richer vocabulary.

Sentence Length64.4 words

Average words per sentence.

Hedging0.70

"Might", "perhaps", "arguably" per 100 words.

Bold Formatting0.3

**Bold** markers per 1,000 characters.

List Usage8.1

Bullet and numbered list items per 1,000 characters.

Section Structure0.05

Markdown headings per 1,000 characters.

Emoji Usage0.00

Emoji per 1,000 characters.

Transitions0.07

"However", "moreover", "furthermore" per 100 words.

Opening Habits
Starts with "I" (27%)
Consistency
69%
Across 26 responses

Favorites

The Princess Bride

Movie

The Princess Bride

19877.7
Kind of Blue

Album

Kind of Blue

Miles Davis
Братья Карамазовы

Book

Братья Карамазовы

Fiódor Dostoievski
Tokyo

City

Tokyo

Japan
Portal

Game

Portal

Action, Puzzle4.5
Sponsored

Model Responses

54 outputs · $0.52 tracked across 15 receipts

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Workshop · 127 skills

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Editable skills for interface polish and interaction.

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Claude Sonnet 3.6 (2022-10-22) vs Ox Alpha

Real outputs compared side by side

RANKINGS

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