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Sonnet 5.5 and Haiku 5.5 Coming Soon!

BACKGROUND
6 SIGNALSFIRST DETECTED 22 September 2026
Narrative synthesis pending — 6 signals collected.
How the story developed
30 Sept
Sonnet 5.5 One Shot, SD2.5 - Missing Ground
OPINION · WHAT · singularity
28 Sept
Sonnet 5.5 is second on Artificial Analysis
OPINION · WHAT · singularity
28 Sept
Claude Sonnet 5.5 Released
OPINION · WHAT · singularity
28 Sept
Sonnet 5.5 may release today
OPINION · WHEN · singularity
22 Sept
Sonnet 5.5 and Haiku 5.5 Coming Soon!
OPINION · WHAT · singularity
Other feeds and industry voices
30 Jun
Benchmark of sonnet 5 (good improvement)

<table> <tr><td> <a href="https://www.reddit.com/r/singularity/comments/1ujxgvx/benchmark_of_sonnet_5_good_improvement/"> <img alt="Benchmark of sonnet 5 (good improvement)"

OPINION · WHAT · singularityOPEN STORY
30 Jun
Sonnet 5 - its updated tokenizer maps the same text to more tokens (roughly 1.0–1.35× depending on content), so cost per task can be higher.

<!-- SC_OFF --><div class="md"><p>So they didn’t raise the price but it costs more? Seems fishy to me, like their “new tokenizer” is trying to get more cash. Also love the “first

OPINION · WHEN · ArtificialInteligenceOPEN STORY
29 Sept
Claude Sonnet 5.5 is one day old and already one-shot this entire 3D zombie FPS in 49 minutes for $177. The gap between describing a game and having a playable game is collapsing.

<table> <tr><td> <a href="https://www.reddit.com/r/singularity/comments/1wswpv6/claude_sonnet_55_is_one_day_old_and_already/"> <img alt="Claude Sonnet 5.5 is one day old and

OPINION · WHAT · singularityOPEN STORY
16 Apr
Opus 4.7 seems to rolled out to Claude Web

<table> <tr><td> <a href="https://www.reddit.com/r/singularity/comments/1smw74e/opus_47_seems_to_rolled_out_to_claude_web/"> <img alt="Opus 4.7 seems to rolled out to Claude Web"

OPINION · WHAT · singularityOPEN STORY
20 Oct
PlanIt™ was able to push out a new feature that their competitor CalcuFloor™ had just released 27 hours ago by leveraging the power of AI. The SDLC is about to get a whole lot faster.

<table> <tr><td> <a href="https://www.reddit.com/r/singularity/comments/1xb7vec/planit_was_able_to_push_out_a_new_feature_that/"> <img alt="PlanIt™ was able to push out a new

OPINION · WHAT · singularityOPEN STORY
7 Apr
Opus 5 is Coming

<table> <tr><td> <a href="https://www.reddit.com/r/singularity/comments/1sf4jny/opus_5_is_coming/"> <img alt="Opus 5 is Coming"

OPINION · WHAT · singularityOPEN STORY
19 Oct
The pace of AI development is insane!

<!-- SC_OFF --><div class="md"><p>So many things happened in just 7 days:</p> <ul> <li>OpenAI rolled out GPT-6 to more than 1.2 billion ChatGPT users. Answers now come with

OPINION · WHAT · ArtificialInteligenceOPEN STORY
28 Sept
Sonnet 5.5 is 50% cheaper, but produces 62% more tokens

<table> <tr><td> <a href="https://www.reddit.com/r/singularity/comments/1wso4fe/sonnet_55_is_50_cheaper_but_produces_62_more/"> <img alt="Sonnet 5.5 is 50% cheaper, but produces

OPINION · WHAT · singularityOPEN STORY
Sources
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