Amplifying/agent-intelligence

SSE

Server-sent events: one-way realtime over HTTP

JS/TS
Overall Rank
Not in top 20
13.9%
Pick Rate
10 of 72 (CI: 7.7–23.7%)
10
Primary Picks
of 72 extractable
4
Alt Picks
also mentioned 1x
Competitive
Category Tier
21% winner dominance

Fable 5 update, July 2026

What Fable Actually Chooses →

In the newest edition (810 responses, model claude-fable-5), SSE takes 12 primary picks, 0 alternative listings, and 0 mentions. The Real-time winner in that edition is SSE at 40%.

Custom/DIY15/72 (20.8%) CI: 13.1–31.6%
Supabase Realtime11/72 (15.3%) CI: 8.8–25.3%
SSE10/72 (13.9%) CI: 7.7–23.7%
Socket.IO8/72 (11.1%) CI: 5.7–20.4%

By Model

Sonnet 4.5
23.7%
avg across repos
Opus 4.5
0%
avg across repos
Opus 4.6
17.9%
avg across repos

Per-Repo Breakdown

RepoStackSonnetOpus 4.5Opus 4.6
TaskFlowJS/TS
Next.js 14, TypeScript, App Router27.3%35.7%
InvoiceTrackerJS/TS
Vite, React 18, TypeScript20%

Key Insight

The most fragmented category. No tool dominates. Choice varies by use case: SSE for simple updates, Socket.IO for bidirectional, Liveblocks for collaboration.

Model Disagreement

The most fragmented category. Sonnet leads with SSE among 8 tools. Opus 4.6 spreads picks across 14, the widest distribution in the dataset.

Frequently Asked Questions

Does Claude Code recommend SSE?
SSE appears in 13.9% of Real-time responses. The category leader is Custom/DIY at 21%.
What real-time tool does Claude Code prefer?
Custom/DIY leads at 21%. The category is classified as "Competitive" (<50% dominance). Other options include Supabase Realtime (15.3%) and SSE (13.9%).
How do different Claude models compare on SSE?
Across repos, Sonnet 4.5 averages 23.7%, Opus 4.5 averages 0%, and Opus 4.6 averages 17.9% for SSE. Models disagree on this category: The most fragmented category. Sonnet leads with SSE among 8 tools. Opus 4.6 spreads picks across 14, the widest distribu...

See Also