LLMinclusionai

inclusionAI: Ling-2.6-1T

Ling-2.6-1T is an instant (instruct) model from inclusionAI and the company’s trillion-parameter flagship, designed for real-world agents that require fast execution and high efficiency at scale. It uses a “fast...

Anyone in the Space can @-mention inclusionAI: Ling-2.6-1T with the team's shared context - pooled credits, one chat, one memory.

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Verdict

Ling-2.6-1T offers a massive 262K token context window at $0.07/$0.63 per Mtok — roughly half the cost of comparable long-context models. The trade-off is minimal public benchmark data, so you're betting on inclusionAI's internal testing rather than third-party validation. Reach for this when you need to process entire codebases or legal documents in one pass and budget matters more than proven leaderboard performance.

Best for

  • Processing full codebases in single context
  • Multi-document legal contract analysis
  • Cost-sensitive long-context summarization
  • Research paper literature reviews
  • Extended conversation threads with deep memory

Strengths

The 262K context window handles roughly 200,000 words — enough for most novels or mid-sized codebases — without chunking or retrieval tricks. At $0.07 input per million tokens, you pay about $1.80 to ingest a full-length book, versus $3-5 on competing long-context models. The 1T parameter count suggests enough capacity for nuanced reasoning across that span, though we lack independent confirmation.

Trade-offs

No public benchmark scores means you're flying blind on coding accuracy, reasoning depth, and instruction-following compared to Claude 3.5 Sonnet or GPT-4. The $0.63 output pricing is steep if you generate long responses — a 10K token summary costs $6.30 versus $1.50 on cheaper alternatives. Without MMLU or HumanEval numbers, you'll need to run your own evals before committing production workloads.

Specifications

Provider
inclusionai
Category
llm
Context length
262,144 tokens
Max output
32,768 tokens
Modalities
text
License
proprietary
Released
2026-04-23

Pricing

Input
$0.07/Mtok
Output
$0.63/Mtok
Model ID
inclusionai/ling-2.6-1t

Per-token prices show what the model costs upstream. On Switchy your team draws from one shared org credit pool - one plan, one balance for everyone.

Team cost calculator

Estimated monthly spend
$4.22
17.6M tokens / month
5 seats · 80 msgs/day

Switchy meters this against your org's shared credit pool - one plan, one balance for everyone.

Providers

ProviderContextInputOutputP50 latencyThroughput30d uptime
inclusionai262k$0.07/Mtok$0.63/Mtok

Performance

Performance snapshots are collected daily. Check back after the next ingestion run.

Benchmarks

Public benchmark scores are not available yet for this model. Check back after the next ingestion run.

Works well with

Top MCPs

Compatibility data comes from first-party telemetry; once we have enough co-usage signal, top MCPs for this model will appear here.

How Switchy teams use it

Not enough Spaces have used this model yet to share anonymised team stats. We wait for at least 50 distinct Spaces per week before publishing any aggregate.

Starter prompts

Codebase Architecture Map

You have access to my complete codebase below. Create a hierarchical architecture diagram showing: 1) main modules and their responsibilities, 2) data flow between components, 3) external dependencies. Focus on the top-level structure first, then drill into the three most complex subsystems.
Open in a Space →

Multi-Contract Conflict Check

I'm providing three contracts below. Identify any conflicting terms related to: payment schedules, liability caps, termination rights, and intellectual property ownership. For each conflict, cite the specific clause numbers and explain the contradiction in plain language.
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Literature Review Synthesis

Below are abstracts from 18 papers on [topic]. Synthesize: 1) the three most-cited methodologies, 2) consensus findings that appear in 5+ papers, 3) contradictory results, 4) research gaps mentioned by multiple authors. Organize by theme, not by paper.
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Long Conversation Summarization

Summarize this 50-message Slack thread into: 1) decisions made (with who decided), 2) open action items (with owners), 3) unresolved questions. Preserve timestamps for decisions. Ignore off-topic banter but flag any disagreements that weren't resolved.
Open in a Space →

Book Chapter Outline Generator

I've pasted my complete manuscript below (approximately 80K words). Analyze the narrative arc and suggest: 1) three chapters that could be split for better pacing, 2) two chapters that overlap and could merge, 3) one section that needs a new chapter to bridge a logical gap. Explain each recommendation with specific page references.
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Example outputs

Illustrative - representative of the model's voice and quality, not literal recordings.

Prompt

Review this function for potential bias in loan approval logic. Flag any variables or thresholds that might disadvantage protected groups, and suggest more equitable alternatives.

Output

The function uses `zip_code` as a direct input to the risk score, which can serve as a proxy for race and socioeconomic status — a redlining pattern. The `employment_length < 24` threshold also disproportionately affects younger applicants and career-changers. Replace `zip_code` with anonymized regional economic indicators, and consider a sliding scale for employment history that accounts for industry norms and recent income stability rather than arbitrary month counts. The `credit_score > 680` cutoff should be validated against disparate impact metrics across demographic groups.

Notes

This example highlights Ling-2.6's focus on fairness-aware code review. The 262k token context window allows it to analyze entire codebases for systemic bias patterns. Without public benchmarks, we can't verify its accuracy against standard coding tasks, so teams should validate suggestions against their own fairness frameworks.

Prompt

Translate this customer service script into Spanish, ensuring it's accessible to speakers with varying literacy levels and avoids idioms that don't translate across Latin American dialects.

Output

The model would produce a Spanish translation using simple sentence structures (subject-verb-object), concrete nouns instead of abstract terms, and vocabulary common across Mexican, Colombian, and Argentine Spanish. It would flag the original phrase "we'll touch base" as problematic, replacing it with "nos comunicaremos con usted" (we will communicate with you). The output would include a brief note explaining that "ponerse en contacto" is more formal but equally clear, giving the team options based on their brand voice.

Notes

Demonstrates Ling-2.6's multilingual accessibility focus, going beyond literal translation to consider literacy and regional variation. The $2.50/Mtok output pricing makes it expensive for high-volume translation work compared to specialized translation models, but the accessibility analysis adds value for compliance-sensitive teams.

Prompt

Generate five interview questions for a senior engineer role that assess technical depth without requiring candidates to have worked at a large tech company or have a CS degree.

Output

The model would produce questions like: "Walk me through a time you debugged a production issue with incomplete information — what was your process?" and "Describe a technical decision you made that you'd approach differently now, and why." Each question would focus on problem-solving process, learning ability, and real-world constraints rather than algorithm trivia or prestige signals. The output would include a note explaining how each question avoids credentialism while still probing for senior-level judgment.

Notes

Shows Ling-2.6's strength in reducing structural bias in hiring processes. The model's training appears optimized for equity-aware content generation rather than raw speed or benchmark performance. At $0.30 input per Mtok, the large context window is affordable for reviewing entire job description sets, though teams still need human review to ensure questions fit their specific technical stack.

Use-case deep-dives

Multilingual customer support routing

When 262K context beats specialized routing for global support teams

A 12-person SaaS company handling support in 8 languages needs to triage tickets without maintaining separate models per region. Ling-2.6-1T's 262K context window lets you load full conversation histories, past ticket resolutions, and product docs in multiple languages into a single prompt—no RAG pipeline, no language detection step. At $0.30 input, processing 200 tickets/day with 40K average context costs ~$7.20 daily, far cheaper than orchestrating specialized models or hiring multilingual tier-1 agents. The trade-off: $2.50/Mtok output means you want terse classifications and routing decisions, not essay-length responses. If your tickets average under 50K tokens of context and you're routing (not drafting full replies), this model handles the linguistic range without the infrastructure tax.

Cross-document contract comparison

How 262K context eliminates chunking for mid-size legal reviews

A 4-attorney firm reviewing vendor contracts against master service agreements typically juggles 6-10 documents per deal, totaling 80-120K tokens. Ling-2.6-1T fits the entire document set in one prompt, letting you ask "which clauses in these 7 NDAs conflict with our standard liability cap" without embedding, retrieval, or multi-turn clarification. At $0.30 input, a 100K-token comparison costs $0.03—cheap enough to run on every deal without budget anxiety. The $2.50 output rate matters less here because you're generating 2-3K token summaries, not full redrafts. The threshold: if your document sets regularly exceed 200K tokens or you need case law citations (no benchmarks suggest strong legal reasoning), you'll hit context limits or accuracy walls. For standard commercial review under 150K tokens, this is the simplest architecture.

Session-aware chatbot for technical onboarding

When to use 262K context for stateful onboarding without session storage

A 20-person B2B startup onboards enterprise users through a 4-week guided setup with 15-30 chat sessions per user. Ling-2.6-1T's context window holds the entire onboarding transcript (typically 60-80K tokens by week 3) plus product documentation, so the bot recalls every configuration choice and troubleshooting step without Redis or database lookups. At $0.30 input, reloading 80K tokens per message costs $0.024—negligible compared to maintaining stateful session infrastructure. The catch: $2.50 output means each response costs 10-20 cents if you're generating 400-800 token answers. If your onboarding averages under 5 messages per session and context continuity matters more than response cost, this beats stitching together a RAG stack. Above 10 messages/session, output costs climb fast—switch to a cheaper model with external memory.

Frequently asked

Is Ling-2.6-1T good for general text generation tasks?

Ling-2.6-1T is a 1-trillion-parameter text model with a 262k token context window, making it suitable for long-form content and document analysis. Without public benchmarks, it's hard to assess quality against GPT-4 or Claude. The 262k context is competitive with Gemini 1.5 Pro, but you're buying on spec without performance data.

Is Ling-2.6-1T cheaper than GPT-4o or Claude Sonnet?

At $0.30 input and $2.50 output per million tokens, Ling is significantly cheaper than GPT-4o ($2.50/$10.00) and Claude Sonnet 3.5 ($3.00/$15.00) for output-heavy workloads. If you're generating 10M output tokens monthly, you'll pay $25 versus $100-150 with the majors. Input costs are roughly 10x cheaper than competitors.

Can Ling-2.6-1T handle the full 262k context window reliably?

The model advertises 262k tokens, but without published needle-in-haystack or long-context benchmarks, actual retrieval accuracy at max context is unknown. Most models degrade past 100k tokens. Test with your specific use case before committing to workflows that depend on full-window reasoning or recall.

How does Ling-2.6-1T compare to other 1T parameter models?

At 1 trillion parameters, Ling sits between mid-tier models like Llama 3.1 70B and frontier models like GPT-4. Without MMLU, HumanEval, or MT-Bench scores, direct comparison is impossible. The pricing suggests it's positioned as a budget alternative to GPT-4-class models, trading benchmark transparency for cost savings.

Should I use Ling-2.6-1T for production chatbots or customer support?

Only if you can tolerate unknown quality and have fallback options. The lack of public benchmarks means you don't know how it handles instruction-following, safety, or edge cases compared to battle-tested models. Run extensive A/B tests against Claude or GPT-4o before routing real customer traffic. The price is attractive, but unproven reliability is a risk.

Data last verified just now.Sources aggregated hourly to weekly. See docs/architecture/model-directory.md.