Codersera Blog

ChatGPT Pro 500 costs $500/month for 25x Plus usage and Ultrafast. The $200 Pro plan drops to 10x Plus and 100 GPT-6 Pro messages a week on Oct 30, 2026. Full plan comparison and whether to upgrade, stay or downgrade.

Claude Sonnet 5.5 and GPT-6.1 Sol launched a day apart at the same $2/$10 price. Sonnet leads AA's Intelligence Index 56 to 52; Sol costs $0.72 per task vs $7.60. Benchmarks, caching, long-context pricing and a worked cost example.

Sonnet 5.5 costs half of Opus 5.5 per token and nearly matches it on benchmarks, but uses ~60% more output tokens. Benchmarks, a per-task cost worked example, and a task-by-task pick table.

Grok Bot is SpaceXAI's always-on agent on its own cloud computer. What it costs on Cursor and SuperGrok plans, which model runs it, Enterprise, Plaid finance, Team Bots, the dot.com redirect, Voice Transcribe 2.0, and what's confirmed about Grok 4.8 and Grok 5.

GPT-6.1 Sol launched 29 Sep 2026: $2/$10 per 1M tokens, $0.10 cached input, 1.05M context. Specs, 272K pricing rules, benchmarks vs GPT-6 Astra, GPT-6 Sol and Claude, and a Responses API quickstart.

Everything Meta announced for Muse at Connect 2026: the Muse Charm keychain, the Muse Realtime Avatar model (448x768 at 25fps, ~870ms), Realtime Voice, Mac computer use, glasses, connectors, Muse for Small Business and the Meta Enterprise Platform.

Run Qwen-Image-2.1 locally on 8-24GB GPUs: official ComfyUI files, GGUF quants for low VRAM, and the Diffusers pipeline. Includes a VRAM table, transparent PNG and multi-reference editing, the vendor benchmark, and the non-commercial license caveat.

OpenAI dots are always-on ChatGPT agents on GPT-6 Astra, each with its own cloud computer and 4,000+ app plugins. Who gets them, what they cost, setup, safety rules, limits, and how they compare with Meta Muse and Grok Bot.

MiMo-V2.6-Flash is Xiaomi's MIT-licensed 309B/15B-active MoE at $0.14/$0.28 per 1M tokens. The Distill-Qwen-9B runs on an 8 GB GPU. Specs, benchmarks, VRAM by quant, and Ollama / LM Studio / llama.cpp commands.

Claude Sonnet 5.5 (Sept 28, 2026): $2/$10 per 1M tokens, 1M context, 128K output, API ID claude-sonnet-5-5. Benchmarks vs Opus 5.5 and GPT-6 Sol, Python quickstart, and the five breaking changes from Sonnet 5.

Migrating from Claude Opus 5 to Opus 5.5: thinking can't be disabled, forced tool_choice returns 400, thinking blocks are bound to the conversation, computer_20251124 is rejected, and effort defaults to medium. Exact errors, before/after code, costs, and a rollback plan.

Claude Opus 5.5, GPT-6 Astra and Grok 4.7 compared on list, cache and long-context pricing, context windows, shared benchmarks, Artificial Analysis cost per run, and availability, plus a decision table by workload.

Claude Opus 5.5 and GPT-6 Sol launched 90 minutes apart on 22 Sept 2026. Opus 5.5 wins on benchmarks; Sol costs half per token. Pricing, cost per task, shared benchmarks, Claude Code vs Codex, and which to pick.

DeepSeek-V4.1-Flash (10 Sept 2026): 552B MoE with 8B/16B active, 1M context, MIT weights, $0.30/$1.20 per 1M peak. Why V4-Pro was not deprecated after all, what the 90.6 Terminal-Bench score really means, and what running it locally takes.

Grok 4.7 vs Grok 4.6: same $2/$6 price and 500K context, a new larger base model, +17 points on Terminal-Bench, but ~2.25x the tokens per task. Specs, benchmark deltas, real cost per task, API migration, and the Grok 4.8 outlook.

Xiaomi's MiMo-V2.6-Pro is the new top open-weight model: 1.02T/42B MoE, 1M context, MIT licence, AA Index 46, $0.435/$0.87 API. Specs, benchmarks, hardware, comparison with Kimi K3, Qwen 3.8 Max, DeepSeek V4.1 Flash and GLM-5.3.

Claude Opus 5.5 launched 22 September 2026: model IDs on every platform, 1M context, $4/$20 pricing vs Opus 5 and Fable 5.1, the new medium effort default, full benchmark table, Artificial Analysis ranking and its token-usage catch, and system-card safety notes.

Grok 4.7 explained: the grok-4.7 model ID, 500k context, $2/$6 pricing with the 200k tier and Fast variant, xAI vs Artificial Analysis benchmarks, API quickstart, availability and who should use it.

GPT-6 Sol ($2/$10) and GPT-6 Luna ($0.10/$0.50) launched 22 Sept 2026 at half the price of GPT-5.6. Specs, model IDs, pricing, OpenAI vs independent benchmarks, availability, API code, and Sol vs Astra.

Meta Muse is Meta's personal AI agent app, launched 8 Sept 2026 on Muse Spark 1.3. What it does, how the Secure VM and Sentinel work, pricing, Muse for Mac, Muse Connectors, privacy, and how it compares with Claude Cowork and Gemini Spark.

OpenAI classified GPT-6 Astra as the first model to meet the Critical cybersecurity threshold under its Preparedness Framework. What the system card actually documents, what safeguards shipped, and what the June 2026 executive order really says.

GPT-6 Astra launched 3 September 2026. Identical specs to GPT-5.6 Sol, a tie on the independent Artificial Analysis index, and 2.5x the price - a targeted upgrade for agentic coding and computer use, not a general one.

GPT-6 Astra lists at exactly twice Claude Opus 5. On the one independent same-harness index that has run both, Opus 5 scores higher. Here is the full cost and benchmark breakdown.